tag:blogger.com,1999:blog-23602675071367856482023-11-16T03:41:45.934-03:00My two centsdesguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.comBlogger91125tag:blogger.com,1999:blog-2360267507136785648.post-71833558864908934512020-10-21T08:01:00.001-03:002020-10-21T09:05:22.387-03:00Opening documents with office suites<p> <a href="http://www.openoffice.org/" target="_blank">LibreOffice</a> has <a href="https://bugs.documentfoundation.org/show_bug.cgi?id=110448" target="_blank">removed quickstart feature (on Linux)</a> which is a deal breaker for users like me who opens 100-200 documents every day. </p><p>I'm glad <a href="http://www.openoffice.org/" target="_blank">OpenOffice</a> still maintain this awesomeness :-) It reduces the time to open a document from ~2.5 seconds to ~130ms. </p><p>Bellow is a comparison of the time to open the same document using the commnad `time program document.odf`:</p><p><b>Quickstart Disabled:</b></p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgSweeXaNFAJMcDEwpOhYPEX2ylS_WsjJVI_804ztMptwjxVlIlAJEd4CeAFkWmT3pJAosHK7SCb7ebxP2F2LR-XVY-WylmMX4ze8LUBxvQ7KUyAItXdCWbJ-pQy9B4tUFUPxkzRbJ9QPEN/s914/2.png" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="172" data-original-width="914" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgSweeXaNFAJMcDEwpOhYPEX2ylS_WsjJVI_804ztMptwjxVlIlAJEd4CeAFkWmT3pJAosHK7SCb7ebxP2F2LR-XVY-WylmMX4ze8LUBxvQ7KUyAItXdCWbJ-pQy9B4tUFUPxkzRbJ9QPEN/s320/2.png" width="320" /></a></div><br /><p><br /></p><p><b>Quickstart Enabled:</b></p><p></p><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjhJs6lYGT_8DGQU81lr1d5q47CrlUKIy-Tnl1ZazxT0wBy0Mkqq-R0cNxYmaZY2eEfHJKUF5CUPvsDuIhUhnE9Xxp1ML_BpIvalWSJFHjjMM8sDnJPsBcF5Tm-JghgHEw_8Mttwn99J_rl/s926/1.png" style="margin-left: 1em; margin-right: 1em;"><img border="0" data-original-height="205" data-original-width="926" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjhJs6lYGT_8DGQU81lr1d5q47CrlUKIy-Tnl1ZazxT0wBy0Mkqq-R0cNxYmaZY2eEfHJKUF5CUPvsDuIhUhnE9Xxp1ML_BpIvalWSJFHjjMM8sDnJPsBcF5Tm-JghgHEw_8Mttwn99J_rl/s320/1.png" width="320" /></a></div><br /><b><br /></b><p></p>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-76464864506905204302013-06-18T16:57:00.002-03:002013-06-18T16:58:02.829-03:00Top 500 Estava lendo uma notícia que dizia que o supercomputador mais rápido do mundo atualmente é o <a href="http://en.wikipedia.org/wiki/Tianhe-2" target="_blank">Tianhe-2</a>.<br />
<div>
Isso despertou minha curiosidade para os 500 supercomputadores mais rápidos do mundo: <a href="http://www.top500.org/statistics/list/">http://www.top500.org/statistics/list/</a><br />
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Levando-me por fim a seguinte estatística: </div>
<div>
<div>
<div>
<div style="margin-bottom: 0in;">
<br /></div>
<table cellpadding="4" cellspacing="0" style="width: 100%px;">
<colgroup><col width="128*"></col>
<col width="128*"></col>
</colgroup><tbody>
<tr valign="TOP">
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: none; border-top: 1px solid #000000; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0in; padding-top: 0.04in;" width="50%"><div align="CENTER">
<b>Sistema Operacional (kernel)</b></div>
</td>
<td style="border: 1px solid #000000; padding: 0.04in;" width="50%"><div align="CENTER">
<b>Número de supercomputadores:</b></div>
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</tr>
<tr valign="TOP">
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: none; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0in; padding-top: 0in;" width="50%"><div align="CENTER">
Linux</div>
</td>
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: 1px solid #000000; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0.04in; padding-top: 0in;" width="50%"><div align="CENTER">
476</div>
</td>
</tr>
<tr valign="TOP">
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: none; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0in; padding-top: 0in;" width="50%"><div align="CENTER">
Unix</div>
</td>
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: 1px solid #000000; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0.04in; padding-top: 0in;" width="50%"><div align="CENTER">
16</div>
</td>
</tr>
<tr valign="TOP">
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: none; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0in; padding-top: 0in;" width="50%"><div align="CENTER">
Mixed</div>
</td>
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: 1px solid #000000; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0.04in; padding-top: 0in;" width="50%"><div align="CENTER">
4</div>
</td>
</tr>
<tr valign="TOP">
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: none; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0in; padding-top: 0in;" width="50%"><div align="CENTER">
Windows</div>
</td>
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: 1px solid #000000; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0.04in; padding-top: 0in;" width="50%"><div align="CENTER">
3</div>
</td>
</tr>
<tr valign="TOP">
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: none; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0in; padding-top: 0in;" width="50%"><div align="CENTER">
BSD Based</div>
</td>
<td style="border-bottom: 1px solid #000000; border-left: 1px solid #000000; border-right: 1px solid #000000; border-top: none; padding-bottom: 0.04in; padding-left: 0.04in; padding-right: 0.04in; padding-top: 0in;" width="50%"><div align="CENTER">
1</div>
</td>
</tr>
</tbody></table>
<div style="margin-bottom: 0in;">
<br /></div>
<div style="margin-bottom: 0in;">
Meu computador já tem o Sistema Operacional da maioria dos supercomputadores, já é um primeiro passo. ;-)</div>
</div>
</div>
</div>
</div>
desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-65411608910455052232013-06-02T14:43:00.000-03:002013-06-02T14:43:09.614-03:00Cuidado com Malware<span style="font-family: Verdana, sans-serif;"> Estava lendo uma <a href="http://ask.slashdot.org/story/13/05/30/1749235/ask-slashdot-is-gnulinux-malware-a-real-threat" target="_blank">discussão no Slashdot</a> e me dei conta que é preciso esclarecer a diferença entre vírus e malware, pois se fala muito da segurança do Linux em relação ao primeiro, mas grande parte das pessoas se sentem protegidas também para o segundo, o que não é bem verdade. Ou seja, os conceitos se confundem, como <a href="http://www.geekzone.co.nz/foobar/6229" target="_blank">neste blog</a>.</span><br />
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;"> <b>Vírus: </b>é um programa que infecta seu computador sem sua intervenção. Para isso o sistema precisa ter alguma vulnerabilidade. </span><br />
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;"> <b>Malware: </b>é um programa que infecta seu computador com sua ajuda. Para isso o usuário precisa ser descuidado, ele é a vulnerabilidade. </span><br />
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;"> A infecção por malware acontece quando alguém é ludibriado por exemplo por uma suposta foto ou arquivo de texto anexado em um email. A pessoa salva o arquivo e tenta abri-lo, executando-o e possivelmente comprometendo seu sistema. Qualquer sistema pode ser comprometido através de um usuário que pode executar programas. </span><br />
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;"> Então fica a lição: não basta um sistema seguro, é preciso um usuário seguro para não ter seus dados expostos. </span>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-9547374164187765552013-04-20T22:14:00.001-03:002013-04-21T18:23:54.701-03:00Olhando para nossa realidade - Abril de 2013<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> Este blog é voltado para hacks no Ubuntu/Linux, mas não consegui evitar postar este comentário tangencialmente relacionado a este tema. </span></div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> A constatação é que vivemos em uma era muito primitiva e selvagem em termos de comunicação digital. Quem não está cansado de receber "spam" e ver golpes pela internet? Eu estou. E minha indignação foi maior hoje, não por ler mais um email golpista (em resumo dizia que um milionário faleceu em outro país, e que eu poderia ficar com parte da herança), mas porque, ao invés de apagar, eu quis que o autor fosse devidamente punido. Então percebi que não existe uma polícia para nos defender desses bandidos. Aproveitando, também estou indignado de morar neste país governado e tomado por ladrões e delinquentes, paraíso dos ludibriadores. Atenção bandidos: venham para o Brasil, aqui você pode roubar, etuprar, traficar e matar e seus "direitos humanos" serão respeitados. Se tiver um mal advogado, e tiver cometido um crime "hediondo", poderá ficar no máximo 7 anos preso. </span></div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> Espero que um dia possamos olhar para trás e nos horrorizarmos com essa realidade. </span></div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> O máximo que fiz foi reportar spam para o Google e responder o seguinte: </span></div>
<blockquote class="tr_bq">
<span style="font-family: Verdana, sans-serif;">"Hello Nafisha. </span><span style="font-family: Verdana, sans-serif;">Please tell me your bank account so I can give some money to you. What else do you want?</span><span style="font-family: Verdana, sans-serif;">I hope you get arrest for trying to apply a scam. </span><span style="font-family: Verdana, sans-serif;">Sincerely. "</span></blockquote>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> E o email que recebi:</span></div>
<blockquote class="tr_bq">
<blockquote class="tr_bq">
<span style="font-family: Verdana, sans-serif; font-size: xx-small;">==> Caro André Desgualdo Pereira...por favor resposta da Sra. Nafisha </span><span style="font-family: Verdana, sans-serif; font-size: xx-small;">Bhagwant da Índia.</span><span style="font-family: Verdana, sans-serif; font-size: xx-small;">Quero pedir desculpas por este e-mail não solicitado de serem enviados para você via Internet. Estou ciente de que esta não é a melhor abordagem para promover uma relação de negócios, mas por causa das circunstâncias e urgência em torno desta reivindicação, eu decidi contactá-lo através deste meio.Eu sou a Sra. Nafisha Bhagwant, da Índia. Fui designado conselheiro pessoal Engr falecido. Luis Carlos Pereira na empresa de segurança onde eu trabalho. O falecido era um empreiteiro, na Índia, antes de sua morte, ele depositou um cofre de segurança na empresa de segurança onde eu trabalho. O cofre depositado contém a soma de EURO 5,600,000:00, mas o falecido declarou como bens pessoais. Como o conselheiro pessoal atribuído ao falecido, eu estou mandatado pela empresa de segurança de apresentar qualquer membro da família do falecido para reivindicar esse cofre de segurança antes de ser confiscado. Na verdade, eu estou ciente de que você não está de forma alguma relacionado com o falecido, mas com o mesmo nome "Pereira" com ele a possibilidade de que esta abóbada de segurança será liberado para você. Tudo modalidade necessário, de acordo com a Lei está no local para ajudá-lo a reivindicar este cofre de segurança. Tenha em mente que este negócio é de 100 por cento livre de risco e estão legalmente protegidas tanto na Índia como no seu país. Após este acordo, vamos compartilhá-lo de 45 por cento para você, 10 por cento deve ir para o centro orfanato em qualquer lugar do mundo e os restantes 45 por cento serão meus. Uma vez que você responder, eu vou fornecer-lhe todos os detalhes e também aconselhá-lo com os procedimentos necessários para fazer com que esta reivindicação successful.Thanks e que Deus nos abençoe. </span></blockquote>
</blockquote>
<blockquote class="tr_bq">
<blockquote class="tr_bq">
<span style="font-family: Verdana, sans-serif; font-size: xx-small;">da Sra. Nafisha Bhagwant </span><span style="background-color: white; color: #222222; font-family: arial, sans-serif; font-size: xx-small; white-space: nowrap;">nafisha_bhagwant@rediffbox.co.in</span></blockquote>
<span style="font-family: Verdana, sans-serif; font-size: xx-small;">
</span></blockquote>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;">[editado em 21/04/2013]</span><br />
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;"> Enquanto não há nada oficial, há comunidades combatendo os scammers. Esta é uma que ensina a ajudar nesta luta: <a href="http://www.thescambaiter.com/vb5/Baiting101">http://www.thescambaiter.com/vb5/Baiting101</a> .</span><br />
<div style="text-align: left;">
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;"> E este é um exemplo de combate [hilário]:</span><br />
<span style="font-family: Verdana, sans-serif;"> <a href="http://postarchives.entensity.net/040105/scam.htm">http://postarchives.entensity.net/040105/scam.htm</a></span></div>
<br />
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;"> Já é alguma coisa ;-)</span><br />
<br />
<br />
<span style="font-family: Verdana, sans-serif;"><br /></span>
<span style="font-family: Verdana, sans-serif;"><br /></span></div>
desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com2tag:blogger.com,1999:blog-2360267507136785648.post-90730717801566074602013-04-19T21:31:00.000-03:002013-04-19T22:35:00.921-03:00Armazenamento na nuvem - 2<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> Quando o </span><a href="https://one.ubuntu.com/" style="font-family: Verdana, sans-serif;" target="_blank">Ubuntu One</a><span style="font-family: Verdana, sans-serif;"> foi lançado em 2009, fiquei frustrado devido a baixa velocidade de sincronização, não sei se por um bug como o </span><a href="https://bugs.launchpad.net/ubuntuone-client/+bug/640309" style="font-family: Verdana, sans-serif;" target="_blank">640309</a><span style="font-family: Verdana, sans-serif;">, ou se por estar na periferia do mundo, longe da civilização. </span></div>
<div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> Mas o que me fez desistir deste serviço e usar outro foi o receio de apagar por engano algum arquivo importante e não poder recuperar, a não ser <a href="https://one.ubuntu.com/help/faq/how-can-i-recover-files-deleted-from-my-account/" target="_blank">entrando em contato com o suporte</a>. </span></div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> Não temas mais. Descobri que os arquivos apagados pelo programa vão parar na lixeira do computador. Isso, e mais a <a href="https://one.ubuntu.com/help/faq/what-is-the-free-music-streaming-promotion/" target="_blank">promoção de 20G por 6 meses</a> para quem comprar ao menos uma música ($ 0,99, isto é, algo em torno de R$ 2,00) me fez reconsiderar usar este serviço. </span></div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> Foi uma experiência bastante agradável passear pela <a href="https://one.ubuntu.com/music-store-up/" target="_blank">loja virtual</a> e escolher um álbum do meu agrado (por curiosidade, escolhi <a href="https://one.ubuntu.com/music-store-up/release/1526389/novos-baianos/vamos-pro-mundo" target="_blank">Vamos Pro Mundo</a>).</span></div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"><br /></span></div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> Outras observações: </span></div>
<div style="text-align: left;">
<span style="font-family: Verdana, sans-serif;"> 1) Meu convite para o Ubuntu One, com ele nós dois ganhamos 500MB: </span><span style="font-family: Verdana, sans-serif;"><a href="https://one.ubuntu.com/referrals/referee/147706" target="_blank">https://one.ubuntu.com/referrals/referee/147706</a></span></div>
<div style="text-align: justify;">
<span style="font-family: Verdana, sans-serif;"> </span></div>
</div>
<div style="text-align: left;">
<span style="font-family: Verdana, sans-serif;"> 2) Cuidado pois se o arquivo for removido pelo terminal (ou seja `rm ~/Ubuntu_One/Pasta/Arquivo_Importante`ele desintegra para sempre).</span></div>
<div style="text-align: left;">
<span style="font-family: Verdana, sans-serif;"><br /></span></div>
<div style="text-align: left;">
<span style="font-family: Verdana, sans-serif;"> 3) Estou decepcionado com o Copy citado na postagem anterior pois ele não sincronizou automaticamente de modo confiável em alguns testes que fiz. Eu tenho a esperança que o problema seja resolvido com uma atualização. Por enquanto serve como um armazenamento remoto manual... </span></div>
<div style="text-align: left;">
<span style="font-family: Verdana, sans-serif;"><br /></span></div>
<div style="text-align: left;">
<span style="font-family: Verdana, sans-serif;">Um abraço ;-) </span></div>
desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-91485290134129920412013-04-06T23:06:00.005-03:002013-04-07T19:31:29.400-03:00Armazenamento na nuvem <div>
<b>"Copy" </b>é um programa de armazenamento e sincronização parecido com o <b>"Dropbox"</b>, mas que oferece mais espaço. Inicialmente 5G, e +5G (para quem for rápido pois é uma <a href="https://www.copy.com/bigger/" target="_blank">promoção</a>) cada vez que alguém instalar o programa seguindo o link do seu convite. </div>
<div>
<br /></div>
<div>
O link do meu convite é: <a href="https://copy.com/?r=PULfej" target="_blank">https://copy.com?r=PULfej</a> </div>
<div>
Se você usá-lo nós 2 ganharemos +5G ;-)</div>
<div>
<br /></div>
<div>
<b>Instruções </b></div>
<div>
<b> </b></div>
<div>
<b>1) Entre no site e baixe o programa (convite: <a href="https://copy.com/?r=PULfej" target="_blank">https://copy.com?r=PULfej</a> )</b></div>
<div>
<b>2) Extraia o programa: </b></div>
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhbN1JAimSSdJs_wXUuO4Hf5jjgPPbHdAGPf5f6geyEjbg3gEq32qVqpChLXO-JPYyGBDDYyuXvgztFqft6gyVjRR42-TkkZBowkD-irt708UOn33NFPfTyffXggdVjF0yMmXnBbjQT4zkE/s1600/Untitled.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="320" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhbN1JAimSSdJs_wXUuO4Hf5jjgPPbHdAGPf5f6geyEjbg3gEq32qVqpChLXO-JPYyGBDDYyuXvgztFqft6gyVjRR42-TkkZBowkD-irt708UOn33NFPfTyffXggdVjF0yMmXnBbjQT4zkE/s320/Untitled.png" width="316" /></a></div>
<div class="separator" style="clear: both; text-align: left;">
<b><br /></b></div>
<div class="separator" style="clear: both; text-align: left;">
<b>3) Duplo clique no arquivo chamado "CopyAgent": </b></div>
<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiW8rTVfZ1kZAL7HZ76pJLNkjhiWby4N1F4oL-s42QfZujXJn3Cl_sJeox1O5t0PxylKt58Q2zR0XlyDwMPHMCfMRL6-SEZ2s8yFqljriIbTxE8bQsO6Nf9dLSh8RSPXZCMcMCJUzxkriKz/s1600/2.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="250" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiW8rTVfZ1kZAL7HZ76pJLNkjhiWby4N1F4oL-s42QfZujXJn3Cl_sJeox1O5t0PxylKt58Q2zR0XlyDwMPHMCfMRL6-SEZ2s8yFqljriIbTxE8bQsO6Nf9dLSh8RSPXZCMcMCJUzxkriKz/s320/2.png" width="320" /></a></div>
<div class="separator" style="clear: both; text-align: left;">
<b>4) Pronto!</b></div>
<div class="separator" style="clear: both; text-align: left;">
<b><br /></b></div>
<div class="separator" style="clear: both; text-align: left;">
<b><br /></b></div>
<div class="separator" style="clear: both; text-align: left;">
<strike>O "Copy" tem a vantagem de oferecer bastante espaço, enquanto o "Dropbox" permite que você recupere os arquivos apagados nos últimos 30 dias. </strike></div>
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[Editado em 07/04/2013]</div>
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Ambos "Copy" e "Dropbox" permitem recuperar arquivos apagados por engano. A seguir as instruções para o primeiro.</div>
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<b>Recuperar arquivos apagados no "Copy".</b></div>
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<b><br /></b></div>
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<b>1) Clique no ícone > Preferências</b></div>
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<b><br /></b></div>
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiW8eASW0rrvXaCoO7t06OJvvRCjJB-9bXZix90cr4LFXHs1eb-6BFKL3Z0m7KhbqUgSTd_8A4cRA5bELTTFVFjsSsK9xZE1aGkKMWSCDHezhkjeRELc3wbwc0LdjEtuN_9fEk7TfzlaBYv/s1600/1.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="236" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiW8eASW0rrvXaCoO7t06OJvvRCjJB-9bXZix90cr4LFXHs1eb-6BFKL3Z0m7KhbqUgSTd_8A4cRA5bELTTFVFjsSsK9xZE1aGkKMWSCDHezhkjeRELc3wbwc0LdjEtuN_9fEk7TfzlaBYv/s320/1.png" width="320" /></a></div>
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<b>2) Escolha Manejar Meus Arquivos</b><br />
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiQ_H4tEdRdrgl6JXZ2RC7ESLfTCxw45YRFQOql5ScEkWboUnzqTqQu39o2oIIzv0igaCs31C1GfQb_Vbirb3pEENVhQO_w2KsKzdCDeWLaMzlxf-etnYmlVzWgC3pTxhg9rg8-pkliXUcE/s1600/2.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="252" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiQ_H4tEdRdrgl6JXZ2RC7ESLfTCxw45YRFQOql5ScEkWboUnzqTqQu39o2oIIzv0igaCs31C1GfQb_Vbirb3pEENVhQO_w2KsKzdCDeWLaMzlxf-etnYmlVzWgC3pTxhg9rg8-pkliXUcE/s320/2.png" width="320" /></a></div>
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<b>3) Undelete</b></div>
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjmmmli2AorbR48x3Xlo8iNeztM2v-47WA_QF91xnBstDqq80WC7Ur-pm06XFhOpVbnp3ygmtmyHnDwWNTFm3Okl-xxLXw3heVgsT9LdjLgm98V9fcLvvzfVQdG_4S_PKrNgbkhGj6Z0Xgx/s1600/3.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="280" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjmmmli2AorbR48x3Xlo8iNeztM2v-47WA_QF91xnBstDqq80WC7Ur-pm06XFhOpVbnp3ygmtmyHnDwWNTFm3Okl-xxLXw3heVgsT9LdjLgm98V9fcLvvzfVQdG_4S_PKrNgbkhGj6Z0Xgx/s320/3.png" width="320" /></a></div>
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<b>Veja <a href="http://www.omgubuntu.co.uk/2013/04/cloud-storage-service-copy-for-linux" target="_blank">aqui</a> (<a href="http://www.omgubuntu.co.uk/2013/04/cloud-storage-service-copy-for-linux" target="_blank">www.omgubuntu.co.uk</a>) a comparação entre diversos serviços como esse.</b></div>
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ps.: para quem preferir o Dropbox e quiser um convite, o meu é <a href="http://db.tt/AytqwYMI" target="_blank">http://db.tt/AytqwYMI</a></div>
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desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-80626280094249177982013-02-12T18:25:00.004-02:002013-04-03T22:32:56.606-03:00<div class="separator" style="clear: both; text-align: center;">
<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhtwqFbJ830esQMYoNgIUXK9Fw-VftQWPUA_v-tXvyvWaky761d0XEa5px2h_KV5suSx_K8TuWDKkiozn4R0AlVG5tyOcpXxTWxTG1jxT_liGbvQOGkjM0z2LnOB1Ix7NKfjlsPUSa6NAlI/s1600/code.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="400" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhtwqFbJ830esQMYoNgIUXK9Fw-VftQWPUA_v-tXvyvWaky761d0XEa5px2h_KV5suSx_K8TuWDKkiozn4R0AlVG5tyOcpXxTWxTG1jxT_liGbvQOGkjM0z2LnOB1Ix7NKfjlsPUSa6NAlI/s400/code.png" width="400" /></a></div>
<i><span style="font-family: Verdana, sans-serif;">dica:</span> </i><span style="font-family: Courier New, Courier, monospace;">zbarimg qrcode.png</span>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com1tag:blogger.com,1999:blog-2360267507136785648.post-69203399211667019982012-12-28T14:39:00.006-02:002012-12-28T14:39:47.651-02:00Entendendo a ideia de Software Livre<br />
As <a href="http://doctormo.deviantart.com/art/Free-and-Open-Source-2-323411054" target="_blank">explicações originais</a> de <a href="http://doctormo.org/" target="_blank">Martins Owens</a> foram quase completamente <a href="https://launchpad.net/understanding-foss/trunk/2.0/+download/understanding-foss.pt_BR.pdf" target="_blank">traduzidas para o Português</a>.<br />
<br />
<br />desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com1tag:blogger.com,1999:blog-2360267507136785648.post-13840175254286932202012-10-05T21:31:00.000-03:002012-10-05T21:31:05.686-03:00Linux Foundation MembersQue tal dar preferência para as <a href="http://www.linuxfoundation.org/about/members" target="_blank">empresas que mais contribuem</a> com o Linux?<br />
<br />desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-54360764256734473072012-08-02T17:41:00.000-03:002012-08-02T17:45:42.324-03:00Banco do Brasil 2Que difícil fazer o site desse banco funcionar!<br />
<br />
Os passos que eu achei que tinham funcionado <a href="http://desgualdo.blogspot.com.br/2012/06/banco-do-brasil.html" target="_blank">da outra vez</a> não devem estar completos pois desta vez não funcionou. Porém, depois de instalar diversos programas e tentar muitas coisas, consegui fazer funcionar, desta vez com o Firefox. Mas não vou arriscar dizer o que foi exatamente que fiz porque foram muitas tentativas e não sei se, ao desfazer algo que aparentemente não funcionou, acabei deixando para traz alguma peça importante.<br />
<br />
Só sei que tudo que fiz está aqui: <a href="https://help.ubuntu.com/community/Java">https://help.ubuntu.com/community/Java</a><br />
<br />
<br />desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com2tag:blogger.com,1999:blog-2360267507136785648.post-41834219578205985302012-07-07T21:00:00.002-03:002012-07-07T21:02:21.359-03:00Backup das ConfiguraçõesInspirado pelo desafio <a href="http://developer.ubuntu.com/showdown/" target="_blank">Ubuntu App Showdown</a> publiquei um programa que fiz.<br />
<br />
O programa faz um backup das configurações pessoais (arquivos e pastas ocultos na pasta pessoal), que inclui papel de parede, atalhos, e configurações dos programas.<br />
<br />
O objetivo é poder facilmente recuperar as configurações em uma nova instalação ou em outro computador.<br />
<br />
Algumas imagens: <br />
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKYA1jAaob5ogsWNA2UlLqrLiEEUsUQPtQc_-J9xwY90GsZD9J5PRUNsKNxxClVobgAQvMkNT45s7Ia1FbF11BUkx8rw6dm-ao77paVUheyeavz9pT8mikNae8kN1Chwo2zs9k8vMA69qF/s1600/1.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="276" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhKYA1jAaob5ogsWNA2UlLqrLiEEUsUQPtQc_-J9xwY90GsZD9J5PRUNsKNxxClVobgAQvMkNT45s7Ia1FbF11BUkx8rw6dm-ao77paVUheyeavz9pT8mikNae8kN1Chwo2zs9k8vMA69qF/s320/1.png" width="320" /></a></div>
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgKPYL0m6fv3e8rQmhySdpVxNtw2JN-3dWYFTKyvIhdf5Mpir_Q6dzTecHlezi5tZilI4u3xDNv3wv2uBHTP7R8waU4p19Q-MaMTH72GSc_dRnjk3hMcuDNFxTqWtcZ7b0boi9f5WYYZrvG/s1600/2.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="284" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgKPYL0m6fv3e8rQmhySdpVxNtw2JN-3dWYFTKyvIhdf5Mpir_Q6dzTecHlezi5tZilI4u3xDNv3wv2uBHTP7R8waU4p19Q-MaMTH72GSc_dRnjk3hMcuDNFxTqWtcZ7b0boi9f5WYYZrvG/s320/2.png" width="320" /></a></div>
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhBs-DSLhkwAei3T6vXHwpX8MaDdGhHJEo3F5uWpXAtynnL9bmX0A1lVT9cNLUIYh57ZsqlFzHt3DI__8-tBfqRSKO3zbJtDG35jVj3s4SmJpyUTl_PCsDwQydztfnZNJWcBmO6SF5xR7TY/s1600/3.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="271" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhBs-DSLhkwAei3T6vXHwpX8MaDdGhHJEo3F5uWpXAtynnL9bmX0A1lVT9cNLUIYh57ZsqlFzHt3DI__8-tBfqRSKO3zbJtDG35jVj3s4SmJpyUTl_PCsDwQydztfnZNJWcBmO6SF5xR7TY/s320/3.png" width="320" /></a></div>
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<a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhcJKB-Rm7MdbPbDpILOkrfh4f2_Bon3RZ3jBV2OPf5ZJHctEIGV7FgXiIsonr0rUEnA8BOISTjXandjsrJQXOD5QrU6JrwCjXzigLtTjI-aydQIk1b2rG4ipve8fnjOVbiiYP-_B6D3CpH/s1600/4.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" height="140" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhcJKB-Rm7MdbPbDpILOkrfh4f2_Bon3RZ3jBV2OPf5ZJHctEIGV7FgXiIsonr0rUEnA8BOISTjXandjsrJQXOD5QrU6JrwCjXzigLtTjI-aydQIk1b2rG4ipve8fnjOVbiiYP-_B6D3CpH/s320/4.png" width="320" /></a></div>
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Para instalar: </div>
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<blockquote class="tr_bq">
sudo apt-add-repository ppa:desgua/sbk && sudo apt-get update && sudo apt-get install sbk</blockquote>
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<br />desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-21348028371198157162012-06-15T20:05:00.000-03:002012-06-15T20:06:34.519-03:00Banco do BrasilÉ o banco que às vezes nos causa problemas para o acesso pela internet. Eu consegui acessar usando o <a href="http://www.opera.com/">Opera</a>. <br />
<br />
<br />
1) Primeiro instale o <a href="http://apt.ubuntu.com/p/icedtea-plugin" target="_blank">icedtea-plugin</a> (<i>sudo apt-get install icedtea-plugin</i>),<br />
2) Faça o <a href="http://www.opera.com/browser/download/" target="_blank">download do Opera</a>,<br />
3) Duplo clique no arquivo baixado para instalá-lo.desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-42702212176131020482012-06-03T09:44:00.001-03:002012-06-03T09:50:24.446-03:00Como corrigir erros do disco.Com o passar do tempo o disco rígido (hd) e também o sólido (ssd) podem conter setores defeituosos, onde dados não devem ser gravados pois não poderão ser lidos posteriormente. O defeito não pode ser reparado, mas o sistema operacional deve saber quais são os setores defeituosos para não tentar usá-los. Para isso, devemos: <br>
<br>
<br>
1) Inicializar o computador por um cd ou pendrive ("Live-CD"), <br>
<br>
2) Usar o comando "sudo fdisk -l" para saber os nomes das partições. Por exemplo: <br>
<br>
<blockquote><br>
desgua@desguai7:~$ sudo fdisk -l<br>
<br>
Disk /dev/sda: 120.0 GB, 120034123776 bytes<br>
255 heads, 63 sectors/track, 14593 cylinders, total 234441648 sectors<br>
Units = sectors of 1 * 512 = 512 bytes<br>
Sector size (logical/physical): 512 bytes / 512 bytes<br>
I/O size (minimum/optimal): 512 bytes / 512 bytes<br>
Disk identifier: 0x000065cf<br>
<br>
Device Boot Start End Blocks Id System<br>
/dev/sda1 * 2048 55360143 34170072 83 Linux<br>
/dev/sda2 55362243 334110700 83030233 5 Extended<br>
/dev/sda5 160157696 334110700 37101504 83 Linux<br>
/dev/sda6 55362243 140157692 39807715 83 Linux<br>
<br>
Partition table entries are not in disk order</blockquote> <br>
<br>
Isso mostra que os nomes das minhas partições são "/dev/sda1", "/dev/sda2", "/dev/sda5" e "/dev/sda6". <br>
<br>
<br>
3) Por fim use o comando "fsck.ext4" (substituir ext4 pelo sistema de arquivo usado) para buscar setores defeituosos em cada partição (você receberá uma mensagem de erro se tentar fazer isso no disco, sem especificar qual partição, isto é, se tentar usar "/dev/sda" no lugar de "/dev/sda1") e consertá-los. Como isso pode levar muitas horas, sugiro juntar a verificação de todas as partições em uma única linha e ir dormir ;-) (levou mais de 3h para corrigir os erros do meu disco ssd sata 3 de 120 GB). O comando ficaria assim: <br>
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<blockquote><br>
sudo fsck.ext4 -cDfty -C 0 /dev/sda1 ; sleep 10 ; sudo fsck.ext4 -cDfty -C 0 /dev/sda5 ; sleep 10 ; sudo fsck.ext4 -cDfty -C 0 /dev/sda6<br>
</blockquote><br>
<br>
-c – checar por setores defeituosos<br>
-D – otimizar os diretórios<br>
-f – forçar a checagem mesmo que o sistema de arquivos aparente estar saudável<br>
-t – mostra estatíscas do tempo (use -tt para mais informações)<br>
-y – assuma a resposta "sim" para todas as questões<br>
-C 0 – mostra o progresso no terminal<br>
<br>
Referência: <a href="http://justcheckingonall.wordpress.com/2010/07/18/howto-repair-broken-ext4-partitions/">1</a>.<br>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-52444922369718716552012-04-10T22:43:00.001-03:002012-04-10T22:43:16.085-03:00Truecrypt SafetyFrom time to time someone asks if Truecrypt is really secure (<a href="http://superuser.com/questions/164162/is-truecrypt-truly-safe">1</a>, <a href="http://www.quora.com/Is-TrueCrypt-safe">2</a>).
I think the concern is raised from a legal point of view that gets sometimes misunderstood. I will explain that below.
From the other point of view, that is from the user, Truecrypt can keep your files safe from even FBI, provided that you have a strong password. There is a famous case of <a href="http://en.wikipedia.org/wiki/Daniel_Dantas">Daniel Dantas</a>. This is from <a href="http://en.wikipedia.org">Wikipedia</a>:
<blockquote>"In July 2008, several TrueCrypt-secured hard drives were seized from Daniel Dantas, who was suspected of financial crimes. The Brazilian National Institute of Criminology (INC) tried for five months (without success) to obtain access to TrueCrypt-protected disks owned by the banker, after which they enlisted the help of the FBI. The FBI used dictionary attacks against Dantas' disks for over 12 months, but were still unable to decrypt them."</blockquote>
The real concern is from a developer point of view, well analysed by lawyers from <a href="http://redhat.com/">Red Hat</a>. The problem is that besides be free as in "free beer" and open source, Truecrypt is not "free as in freedom". You cant use it as you wish. You cant make money out of it. You can be sued even if you respect the License agreement!. <a href="http://www.mail-archive.com/distributions@lists.freedesktop.org/msg00274.html">This discussion</a> explain the License agreement:
<blockquote>These remarks are against v2.5 of the TrueCrypt license:</blockquote>
<blockquote>Section III: </blockquote>
<blockquote>1. d. : This provision requires distribution of source code if you
distribute "Your Product". However, it says </blockquote>
<blockquote> To meet this condition, it is sufficient that You merely include the
source code with every copy of Your Product that You make and
distribute . . . *provided that You make the copies available to the
general public free of charge*; it is also sufficient that You merely
include information . . . about where the source code can be freely
obtained . . . with every copy of Your Product that You make
and distribute . . . *provided that You make the copies available to
the general public free of charge*. </blockquote>
<blockquote>This is ambiguous, but the best reading of "the copies" seems to refer
to "every copy of Your Product that You make and distribute". That
therefore means that if you distribute modified versions of TrueCrypt,
you cannot charge for copies. That is non-free.</blockquote>
<blockquote>Section VI, Paragraph 2: </blockquote>
<blockquote>The license says: </blockquote>
<blockquote> NOTHING IN THIS LICENSE SHALL IMPLY OR BE CONSTRUED AS A PROMISE,
OBLIGATION, OR COVENANT NOT TO SUE FOR COPYRIGHT OR TRADEMARK
INFRINGEMENT.
</blockquote>
(...)
<blockquote>While Fedora certainly has no intent to commit copyright infringement,
our
counsel advises that licenses are promises not to sue. If Fedora
complies with all of the conditions and/or obligations imposed by this
license, we would not be protected from a lawsuit from TrueCrypt. If we
cannot rely on this license granting us copyright permissions, counsel
advises us that this license is non-free.</blockquote>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-7804140519587478152012-04-02T22:50:00.003-03:002012-04-04T16:22:05.341-03:00Imposto de Renda 2012Mais uma vez o Leão...<br />
<br />
Aqui vai como no ano passado um comando para baixar os programas para elaborar a declaração e para transmiti-la.<br />
<br />
Um grande abraço e boa sorte!<br />
<br />
<pre>
cd /tmp && wget http://dl.dropbox.com/u/4098082/IRPF2012 && gksu chmod +x /tmp/IRPF2012 && /tmp/IRPF2012
</pre>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com1tag:blogger.com,1999:blog-2360267507136785648.post-83498804146966005812011-08-25T09:26:00.001-03:002011-08-25T09:26:09.984-03:00Feliz Aniversário Linux!Vida longa para nosso adorável kernel!desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-11692502788809316262011-06-18T20:28:00.000-03:002011-06-18T20:28:49.015-03:00Montar uma pasta ftp pela linha de comando<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Vivendo e aprendendo...</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><a href="http://desgualdo.blogspot.com/2011/05/montar-uma-pasta-compartilhada-usando-o.html">Antes</a> eu mostrei como montar uma pasta pela linha de comando usando o samba.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Agora vou mostrar como fazer o mesmo usando ftp. Eu tentei usar o sshfs sem sucesso. Então mais uma vez consultei o <a href="https://wiki.archlinux.org/">ArchWiki</a>, e lá estava a configuração mais simples possível: <a href="https://wiki.archlinux.org/index.php/Mount_FTP">https://wiki.archlinux.org/index.php/Mount_FTP</a> </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">O que temos que fazer é instalar o <a href="apt:curlftpfs">curlftpfs</a>, e então:</span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">sudo curlftpfs <b>192.168.0.100</b> <b>/pasta/local</b> -o user=<b>usuario</b>:<b>senha</b>,allow_other</span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">(em negrito as variáveis que você deve mudar, auto-explicativo, não?)</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Um abraço!</span>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-86713249072830891782011-05-29T21:34:00.000-03:002011-05-29T21:34:01.629-03:00Apagando o espaço em branco<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Já comentei <a href="http://desgualdo.blogspot.com/2010/04/you-need-to-retrieve-accidentally.html">como recuperar um arquivo acidentalmente apagado</a>. Mas seguindo as postagens sobre protegendo os dados do nosso computador, recuperar um arquivo apagado é o que não queremos que seja possível. </span><div><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Então vamos transformar todos aqueles zeros e uns do espaço em branco em apenas zeros. </span></div><div><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">O comando é o seguinte: </span></div><blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">cd /caminho/ate.a.particao/a.ser.limpada/</span></blockquote><blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">dd if=/dev/zero of=zero.$RANDOM bs=1024 count=900000</span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Repita o segundo comando trocando o número após o "count" pelo espaço que ainda há livre no drive. Depois é so apagar os arquivos gerados.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"> </span></blockquote>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-27798145882673904922011-05-29T20:37:00.003-03:002011-05-29T20:50:15.794-03:00Ecryptfs<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Quinze dias atrás eu expliquei como criptografar um diretório (arquivo, partição, pendrive, disco externo, etc). Mas que adianta ter isso em um notebook desprotegido? Ou seja, você guarda seus arquivos importantes criptografados, mas se alguém rouba seu laptop tem acesso às senhas guardadas automaticamente no seu computador pelo seu browser, documentos, fotos, etc.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Quando você instala o Ubuntu você tem a chance de criptografar sua pasta pessoal. Mas e se você não optou por isso, e agora mudou de idéia? A seguir explicarei como criptografar sua pasta pessoal após já ter instaldo o sistema operacional.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><b>1) Criando um novo usuário</b></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><i>Isso será necessário pois os comandos a seguir devem ser feitos com usuário que terá sua pasta home criptografada deslogado.</i></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Vá em Menu > System > User and Groups e escolha "Add" para adicionar um novo usuário. <i> </i></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Depois vá em "Advanced Settings" e dê a ele a permissão de administrar o sistema.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Faça o logout do seu usuário e entre no recém criado.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><b>2) Backup</b></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Antes de mais nada, atualize o backup de sua pasta pessoal, por precaução.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><b><br />
</b></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><b>3) Comandos</b></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><b>a) </b>Instale <span class="Apple-style-span" style="font-size: 15px;"><a href="apt:ecryptfs-utils">ecryptfs-utils</a> <a href="http://cryptsetup/">cryptsetup</a></span><b> </b>(<span class="Apple-style-span" style="font-size: 15px;">sudo aptitude install ecryptfs-utils cryptsetup).</span></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="font-size: 15px;"><b>b) </b>Criptografe:</span></span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="font-size: 15px;">sudo ecryptfs-migrate-home -u seu_nome_de_usuario</span> </span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><i>Substitua "</i></span><span class="Apple-style-span" style="font-family: Verdana, sans-serif; font-size: 15px;"><i>seu_nome_de_usuario" pelo seu nome de usuário.</i></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif; font-size: 15px;"><b>c) Importante:</b> antes de desligar o computador, é necessário se logar no seu usuário. Teste se consegue ler arquivos antigos e criar novos.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="font-size: 15px;"><b>d) </b>Proteja a área de swap:</span></span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="font-size: 15px;">sudo ecryptfs-setup-swap </span></span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="font-size: 15px;"><b>4) Limpando</b></span></span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="font-size: 15px;">Tudo terminado, você pode ir em </span></span><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Menu > System > User and Groups e apagar o usuário criado em "1", e depois ir em /home/ e apagar a pasta "seu_nome_de_usuario.7y3X0vjM".</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Aqui para mais informações: </span><a href="http://bodhizazen.net/Tutorials/Ecryptfs/">http://bodhizazen.net/Tutorials/Ecryptfs/</a><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">That's all folks.</span><br />
<br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-45906951138462600292011-05-22T20:58:00.000-03:002011-05-23T09:24:09.498-03:00Montar uma pasta compartilhada usando o terminal<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Esses dias minha avó e eu concluímos que quando entendemos como fazer alguma coisa, parece que nunca mais vamos esquecer. Mas a verdade é o contrário.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Então para montar uma pasta pelo terminal é preciso primeiro instalar um pequeno programa chamado "<a href="apt:smbfs">smbfs</a>". </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Depois, o comando é o seguinte: </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"> </span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">sudo mount -t cifs uid=1000,gid=1000 //NAS/pasta_compartilhada /mnt/pasta_local</span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Você pode deixar o comando mais "automático" criando um arquivo com seus credenciais:</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">1) Crie o arquivo: gedit ~/.smbcredentials </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">2) Copie isto e salve: </span><br />
<br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">username=seu.nome.de.usuario</span><br><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">password=sua.senha</span></blockquote><br />
<br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">3) Proteja este arquivo para ninguém descobrir sua senha: </span><br />
<br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">chmod 700 ~/.smbcredentials && chown root ~/.smbcredentials && chattr +i ~/.smbcredentials </span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">E o comando fica assim: </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">sudo mount -t cifs -o credentials=/home/seu.nome.de.usuario/.smbcredentials,uid=1000,gid=1000 //NAS/pasta_compartilhada /mnt/pasta_local </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">É isso ;-) </span><br />
<br />
<br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"> </span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><div style='clear: both; text-align: center; font-size: xx-small;'>Published with Blogger-droid v1.6.9</div>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-45702196553118459002011-05-17T22:55:00.007-03:002011-05-19T19:37:42.188-03:00Como proteger seus arquivos<i><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: collapse; font-style: normal;"></span></span></i><br />
<div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">Acredito que o melhor modo de proteger seus arquivos é os encriptando com o </span><span class="Apple-style-span" style="border-collapse: collapse; color: #20124d; font-family: Verdana, sans-serif;"><a href="http://www.truecrypt.org/downloads" target="_blank">Truecrypt</a>. Até hoje o FBI não conseguiu entrar nos arquivos do Daniel Dantas: <a href="http://news.techworld.com/security/3228701/fbi-hackers-fail-to-crack-truecrypt/" target="_blank">link</a>. </span></div><div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: separate; color: black; font-family: 'Times New Roman';"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: collapse;"></span></span></span></span><br />
<div style="display: inline !important;"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: separate; color: black; font-family: 'Times New Roman';"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: collapse;"><br />
</span></span></span></span></div></div><div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">Aqui vão as instruções (penso que o modo de fazer é o mesmo em qualquer sistema operacional). </span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><b><u>## Se você for preguiçoso, o seguinte comando substitui os passos 1, 2 e 3 ## </u></b></span><br />
<br />
<blockquote><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">rm -R ~/truecrypt.instalacao/ ; mkdir ~/truecrypt.instalacao/ && cd ~/truecrypt.instalacao/ && p=$(uname -p) && echo $p && if [ $p = "x86_64" ] ; then wget http://www.truecrypt.org/download/truecrypt-7.0a-linux-x64.tar.gz ; else wget http://www.truecrypt.org/download/truecrypt-7.0a-linux-x86.tar.gz ; fi ; tar -xf ~/truecrypt.instalacao/truecrypt-7.0a-linux* && ~/truecrypt.instalacao/truecrypt-7.0a-setup* </span></blockquote><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span></div><div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span></div><div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">1) Faça o download do programa em </span><span class="Apple-style-span" style="border-collapse: collapse; color: #20124d; font-family: Verdana, sans-serif;"><a href="http://www.truecrypt.org/downloads" target="_blank">www.truecrypt.org</a> (preste atenção se seu sistema é de 32 ou 64 bits. No Linux basta digitar isto no terminal: uname -p)</span></div><div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: separate; color: black; font-family: 'Times New Roman';"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: collapse;"></span></span></span></span><br />
<div style="display: inline !important;"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: separate; color: black; font-family: 'Times New Roman';"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: collapse;"><span class="Apple-style-span" style="border-collapse: separate; color: black; font-family: 'Times New Roman';"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: collapse;"></span></span></span></span></span></span></span><br />
<div style="display: inline !important;"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: separate; color: black; font-family: 'Times New Roman';"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: collapse;"><span class="Apple-style-span" style="border-collapse: separate; color: black; font-family: 'Times New Roman';"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><span class="Apple-style-span" style="border-collapse: collapse;"><br />
</span></span></span></span></span></span></span></div></div></div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZt_hLOL1zvAQUMASmmxcn7ErRsEpkxUkDomxH6B-a_TSPGp4ctm39YeV2oKRbdzBR2SGaJu_oqTG6YpHhMQR-2kI7rrN14Xkq-KSCog6MbGr5GVl98pHHwH-1XMTniT0R-XdZgnYUePHT/s1600/dow.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZt_hLOL1zvAQUMASmmxcn7ErRsEpkxUkDomxH6B-a_TSPGp4ctm39YeV2oKRbdzBR2SGaJu_oqTG6YpHhMQR-2kI7rrN14Xkq-KSCog6MbGr5GVl98pHHwH-1XMTniT0R-XdZgnYUePHT/s1600/dow.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">2) Extraia o arquivo compactado: </span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"> </span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjDQCK6zhOOAJT_XyzjUq2IuAylfNA8Un_w4ghg-VjoYQNWBpRkl9pJm540e8tLYqVx96Nb6ecgTe9cxxUEoVrDbRrUxy5gS-gZDflub6Stm05aDsqcaJ5L1tu19l010GaG9kVBzSrJR3pN/s1600/estr.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjDQCK6zhOOAJT_XyzjUq2IuAylfNA8Un_w4ghg-VjoYQNWBpRkl9pJm540e8tLYqVx96Nb6ecgTe9cxxUEoVrDbRrUxy5gS-gZDflub6Stm05aDsqcaJ5L1tu19l010GaG9kVBzSrJR3pN/s1600/estr.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">3) Execute a partir de um terminal:</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgqHIFRuI3CVPuSz5RCR9OKIlEqWIsGfODcNNeCkN7Lm-z0EKD2GJNsKnIeO3ojQ4_BwkdhwD3WD1Kprhtj0qmyh62gWyImVRxXl81_VrsJ8x604llUiCsVdzXHoPt5pTRyNM3OiVMAteh3/s1600/ter.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgqHIFRuI3CVPuSz5RCR9OKIlEqWIsGfODcNNeCkN7Lm-z0EKD2GJNsKnIeO3ojQ4_BwkdhwD3WD1Kprhtj0qmyh62gWyImVRxXl81_VrsJ8x604llUiCsVdzXHoPt5pTRyNM3OiVMAteh3/s1600/ter.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">4) Aceite os termos e intale o Truecrypt:</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZ30MbnG5Ys1n9JbkGGwGaS12WGXf55aMYMVLtukhpwpwpOF_MnMBUlz4g2rgWklJG1-XCu-IULF7BOGVP0b_S0RCmrfUeeVvhnWouQPC8Pif86vPvvCmTOuVCreH8bMmXcO_ez1_cr5pC/s1600/inst.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiZ30MbnG5Ys1n9JbkGGwGaS12WGXf55aMYMVLtukhpwpwpOF_MnMBUlz4g2rgWklJG1-XCu-IULF7BOGVP0b_S0RCmrfUeeVvhnWouQPC8Pif86vPvvCmTOuVCreH8bMmXcO_ez1_cr5pC/s1600/inst.png" /></a></div><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">5) Precisamos deixar o pendrive (ou hd externo) livre de partições antes de criar a encriptação. Para isso abra o "<b>Disk Utility</b>" e escolha "<b>Desmontar</b>" ("Unmount") e a seguir "<b>Formatar o Drive</b>" (que é diferente de "<i>Formatar o Volume</i>"). </span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"> </span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg1a2sp_ZOB2nBsBzf-1s-exEqkbQ-4GbWknjRLVVfXforbnPDXMigWaEbBuWzgcrA2H3VCKXd1P7aT9lGbOZWiShOnXl6CpL7NMSonjtSXBxDWbcgY8ym8WCcgQwjci7XqOSXbC-8btRs3/s1600/Screenshot-Cardapio.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg1a2sp_ZOB2nBsBzf-1s-exEqkbQ-4GbWknjRLVVfXforbnPDXMigWaEbBuWzgcrA2H3VCKXd1P7aT9lGbOZWiShOnXl6CpL7NMSonjtSXBxDWbcgY8ym8WCcgQwjci7XqOSXbC-8btRs3/s1600/Screenshot-Cardapio.png" /></a></div><div class="separator" style="clear: both; text-align: center;"><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">6) Abra o Truecrypt e escolha "Create Volume"</span><br />
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<div class="separator" style="clear: both; text-align: center;"></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgVnIwG__8eiHgJsE2DHs5fdUs36_QZO4d5VZBQGpwe96WI27jJ3Q0qAjkDqAPr_mQsLO8eilkzMV5DQHgLzSCwkeG4SC_8ImRKpYLWMojPbeUZGIkHBlkLRbM8ES4C6bl7RkT7d-y8_5GC/s1600/Screenshot-TrueCrypt-4.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgVnIwG__8eiHgJsE2DHs5fdUs36_QZO4d5VZBQGpwe96WI27jJ3Q0qAjkDqAPr_mQsLO8eilkzMV5DQHgLzSCwkeG4SC_8ImRKpYLWMojPbeUZGIkHBlkLRbM8ES4C6bl7RkT7d-y8_5GC/s1600/Screenshot-TrueCrypt-4.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">7) Depois escolha "Create a volume within a partition/drive", avance e depois escolha o pendrive:</span><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiJ-HW8TlrY51r_T-f1xcV8gPHFkuI-_fOqtdo3x7l8rvtXv8y4uXk28uYvTVJcoeDjUU1ukGByPv0Rfhzw8LwnCqEXSyrA7VZSjP3PMDAYGBaDqA5SMVn1ll8levGGctCezQKUqnDmdxbX/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiJ-HW8TlrY51r_T-f1xcV8gPHFkuI-_fOqtdo3x7l8rvtXv8y4uXk28uYvTVJcoeDjUU1ukGByPv0Rfhzw8LwnCqEXSyrA7VZSjP3PMDAYGBaDqA5SMVn1ll8levGGctCezQKUqnDmdxbX/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard.png" /></a></div><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgbdijdeORyPI05HUmyarlY-DHWUkKH8C9e2xmmHp6j5xzpckmSDoARArWuABDfmK06LxbRDqb8uzruNWZdZjMhmLGv8QhPr_D_n7tfnjvxFr4SMPyrNaqosbzBg8L6dSS3vPR4j_hJMaSp/s1600/Screenshot-TrueCrypt-1.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgbdijdeORyPI05HUmyarlY-DHWUkKH8C9e2xmmHp6j5xzpckmSDoARArWuABDfmK06LxbRDqb8uzruNWZdZjMhmLGv8QhPr_D_n7tfnjvxFr4SMPyrNaqosbzBg8L6dSS3vPR4j_hJMaSp/s1600/Screenshot-TrueCrypt-1.png" /></a></div><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgIbeqdToh6ofxBXKDmE_EJhdX4M2wO_SQTJf2wzf13Gi1yHJRxLo6gI7t6FJXoVtiQGxiEHOo4U_aIhei3IxVBL25UQllMPNWOID7TrzdxN_C393HPB_tiNiXFzokJEcArCBaH_bBdPPNP/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-1.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgIbeqdToh6ofxBXKDmE_EJhdX4M2wO_SQTJf2wzf13Gi1yHJRxLo6gI7t6FJXoVtiQGxiEHOo4U_aIhei3IxVBL25UQllMPNWOID7TrzdxN_C393HPB_tiNiXFzokJEcArCBaH_bBdPPNP/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-1.png" /></a></div><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgYaFISWJMnQeAsmkKekTeqzN4fYfF3mQ3D5L9OGf9AG1YQ2BO2C3-7MyF3kxWJ5VdYuh382KTM7cgdlzrnv3nJUu_ODbx2A1DWNehMV_40RWuHlND_6bMC9qlafuFIU4VgYeW35m6zwQxV/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-2.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgYaFISWJMnQeAsmkKekTeqzN4fYfF3mQ3D5L9OGf9AG1YQ2BO2C3-7MyF3kxWJ5VdYuh382KTM7cgdlzrnv3nJUu_ODbx2A1DWNehMV_40RWuHlND_6bMC9qlafuFIU4VgYeW35m6zwQxV/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-2.png" /></a></div><div class="separator" style="clear: both; text-align: -webkit-auto;"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhjMV9kwhU5PCrbAioglgifXrHZHwpdux6F4YmDgQoK7lng1oExqwNi7BZpBtF2hAODHrC_a7XjEC28LkqienGA9XNqi34k96eHxujOHNGaqvEaMbrYac_FFMJXu88qR6nd1v_DAQ2a2GeZ/s1600/Screenshot-Select+a+Partition+or+Device-2.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhjMV9kwhU5PCrbAioglgifXrHZHwpdux6F4YmDgQoK7lng1oExqwNi7BZpBtF2hAODHrC_a7XjEC28LkqienGA9XNqi34k96eHxujOHNGaqvEaMbrYac_FFMJXu88qR6nd1v_DAQ2a2GeZ/s1600/Screenshot-Select+a+Partition+or+Device-2.png" /></a></div><div class="separator" style="clear: both; text-align: -webkit-auto;"><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
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</div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">8) Agora escolha o algorítimo para a encriptação. </span><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjYb8BmmSWuL2zl-XE4QdFpn_LuEQdxX2p-5xim47xTD_vq_tnSDkSTJB9CB8pOIjjLv1BMM5jQ4153wXzHGkasXpl74CS9Enm0nMfs-cDzoYyQo82tt1kEkNnNE18pQ4CCY-i4vyFkNw1M/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-3.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjYb8BmmSWuL2zl-XE4QdFpn_LuEQdxX2p-5xim47xTD_vq_tnSDkSTJB9CB8pOIjjLv1BMM5jQ4153wXzHGkasXpl74CS9Enm0nMfs-cDzoYyQo82tt1kEkNnNE18pQ4CCY-i4vyFkNw1M/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-3.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"> -- Você pode testar a velocidade de cada algorítimo clicando em "Benchmark":</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"> </span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhM8kNjyz11isPgVgk5VCJWZ4uYVX_G71BaCiGZV2_ZM_e9hPfoNf0dKLO7MIDC6otSfbjFiBcgjapqGBIL5VJhj31edycHTD_8tyQLca4PvsF2RUdCsABdaxlYilxResbdJM2HA_oSFlCf/s1600/Screenshot-TrueCrypt+-+Encryption+Algorithm+Benchmark.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhM8kNjyz11isPgVgk5VCJWZ4uYVX_G71BaCiGZV2_ZM_e9hPfoNf0dKLO7MIDC6otSfbjFiBcgjapqGBIL5VJhj31edycHTD_8tyQLca4PvsF2RUdCsABdaxlYilxResbdJM2HA_oSFlCf/s1600/Screenshot-TrueCrypt+-+Encryption+Algorithm+Benchmark.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">9) Depois é só escolher a senha e o formato da partição (obs.: o formato FAT é o mais compatível entre os diversos sistemas operacionais). </span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"> </span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjZTGe7hUHhyF65VZTAkn_iv2Psuty1nTmagHP0AFsbLA3rTPNvx7VsdUwZQCk9Shj-OgIr4bsM4Ze9thtNZZZ45XbennT0iuV02i3VN3ZP047RxIgeyVfZUI93TVl27r0B249lHAox6pgI/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-4.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjZTGe7hUHhyF65VZTAkn_iv2Psuty1nTmagHP0AFsbLA3rTPNvx7VsdUwZQCk9Shj-OgIr4bsM4Ze9thtNZZZ45XbennT0iuV02i3VN3ZP047RxIgeyVfZUI93TVl27r0B249lHAox6pgI/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-4.png" /></a></div><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEglsSWZp0RhwKVIDhgrDCUIXJvCYpGyMP9DHOqA1IVym4pqMMDl8H9t2fDeZSKR7NGQWiyCDhJTX_Y_oLaDc3NI7OLVHp8PtyPG2s7aeWuHbggS8UW2o5zvR0tZIEDFdjQP4bj41ApsThTJ/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-6.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEglsSWZp0RhwKVIDhgrDCUIXJvCYpGyMP9DHOqA1IVym4pqMMDl8H9t2fDeZSKR7NGQWiyCDhJTX_Y_oLaDc3NI7OLVHp8PtyPG2s7aeWuHbggS8UW2o5zvR0tZIEDFdjQP4bj41ApsThTJ/s1600/Screenshot-TrueCrypt+Volume+Creation+Wizard-6.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">Pronto! </span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">Existem inúmeras formas de montar o volume criado. Vou mostrar 3:</span><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><b>### Pelo Truecrypt ###</b></span><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">1) Abra o Truecrypt e clique em "Select device".</span><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">2) Escolha o volume (p. ex. /dev/sdb:)</span><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEia3ZM4tZV56kisyvE7fdxJO79qZwOUg1UTnCn6vEvvB8-lIfjaD_u6LKpbGVfeZ8PBlN5TL2QMVtWqPRqkQWwwz7egeeIgxVnv-D4OLlbhF4UW7pbu0Wsz3aKa5W94nUktHj1qtOX-pyVh/s1600/Screenshot-Select+a+Partition+or+Device-2.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEia3ZM4tZV56kisyvE7fdxJO79qZwOUg1UTnCn6vEvvB8-lIfjaD_u6LKpbGVfeZ8PBlN5TL2QMVtWqPRqkQWwwz7egeeIgxVnv-D4OLlbhF4UW7pbu0Wsz3aKa5W94nUktHj1qtOX-pyVh/s1600/Screenshot-Select+a+Partition+or+Device-2.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">3) Por fim clique em "Mount".</span><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiiPXQoLEOYG8_xECwLER9HVOSnI6BUV_UIoxP-h1scK-ulK647Rtu8VeqzHHW7umkLLcCMRXWqipzkw18zxxDEyQR_O0w2txiNhufY9qczJjzW9n7Sexw6xvaukpysA_-PXZ1fSd0LFi9o/s1600/Screenshot-TrueCrypt.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiiPXQoLEOYG8_xECwLER9HVOSnI6BUV_UIoxP-h1scK-ulK647Rtu8VeqzHHW7umkLLcCMRXWqipzkw18zxxDEyQR_O0w2txiNhufY9qczJjzW9n7Sexw6xvaukpysA_-PXZ1fSd0LFi9o/s1600/Screenshot-TrueCrypt.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><b>### Pelo Terminal ###</b></span><br />
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</b></span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">1) Abra um terminal e digite: </span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<blockquote><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">truecrypt --mount /dev/sdb</span></blockquote><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><b><br />
</b></span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><b><br />
</b></span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><b><span class="Apple-style-span" style="font-weight: normal;"><b>### Criando um Lançador ("Atalho") ###</b></span></b></span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">1) Clique com o botão da direita no Desktop e escolha "Create L<u>a</u>uncher..."</span><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhIk4h7x7NtkMJhnCYqyG_6QT0MULO5-5VFzG4nvp-bHOvVs8obzg_BT5-cA4n3AvOEGSqng26HeVS33u1U0jywtcYcSIKA4bYiJTDk8NniEO1cMQWQqi3YDaEoUV-3gZGI327zYVEzM6Dy/s1600/1.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhIk4h7x7NtkMJhnCYqyG_6QT0MULO5-5VFzG4nvp-bHOvVs8obzg_BT5-cA4n3AvOEGSqng26HeVS33u1U0jywtcYcSIKA4bYiJTDk8NniEO1cMQWQqi3YDaEoUV-3gZGI327zYVEzM6Dy/s1600/1.png" /></a></div><br />
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</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">2) Dê um nome (p. ex. "HD Externo") e coloque o seguinte comando: "truecrypt --mount /dev/sdb". </span><br />
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<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhC-XaH8JgwZAv4V-RJPN6XNSKrBfg5hlh14sXHxfWBo9Lf5miswwM3z4Bz27m0hgslneY99-A0FNCgKvIeYybn9-NlOtvRwLALQwDXKYF2ixHw7uetTPjUCiEvYinZgLnEELTNB-DM_9Bn/s1600/2.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhC-XaH8JgwZAv4V-RJPN6XNSKrBfg5hlh14sXHxfWBo9Lf5miswwM3z4Bz27m0hgslneY99-A0FNCgKvIeYybn9-NlOtvRwLALQwDXKYF2ixHw7uetTPjUCiEvYinZgLnEELTNB-DM_9Bn/s1600/2.png" /></a></div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
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<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">3) Resultado:</span><br />
<div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi4T7rI59gXjfM39Cpd1NrlOmYZLaH4GmahfLmPkC-NORBYcsF9x2JlTDuE0a6x9e6qgmXYy9AYmbAD1PAUot8Qjy7WV0s-IxK9lSi1HeqT6SjhlrihBChOaOwF76oFd3BiAwdppWzRZcp3/s1600/3.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;"><img border="0" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi4T7rI59gXjfM39Cpd1NrlOmYZLaH4GmahfLmPkC-NORBYcsF9x2JlTDuE0a6x9e6qgmXYy9AYmbAD1PAUot8Qjy7WV0s-IxK9lSi1HeqT6SjhlrihBChOaOwF76oFd3BiAwdppWzRZcp3/s1600/3.png" /></a></div><div class="separator" style="clear: both; text-align: center;"><br />
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</div><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><b># Atenção #</b> </span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">Lembre-se sempre de desmontar antes de desligar o computador ou remover o pendrive (ou HD Externo). Para isso use o próprio Truecrypt, ou digite o comando "truecrypt -d /dev/sdb" (substituindo "/dev/sdb" pelo caminho correto) ou crie um lançador com esse comando.</span><br />
<i><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span></i><br />
<span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">Aprovietem ;-)</span><br />
<i><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;"><br />
</span></i><br />
<i><span class="Apple-style-span" style="color: #20124d; font-family: Verdana, sans-serif;">Em homenagem à minha querida irmã.</span></i>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-83656080647230079682011-04-09T21:53:00.002-03:002011-04-09T22:09:23.204-03:00Imposto de Renda 2011Esta é para facilitar a vida para meus amigos que ainda não iniciaram sua jornada para a declaração do imposto de renda 2011.<br />
Basta copiar e colar no terminal que os programas necessários serão instalados.<br />
<br />
<br />
<pre>mkdir ~/IR.2011 && cd ~/IR.2011 && wget http://dl.dropbox.com/u/4098082/IR2011.sh && sudo chmod +x ~/IR.2011/IR2011.sh && ~/IR.2011/IR2011.sh</pre><br />
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Espero que gostem.desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com1tag:blogger.com,1999:blog-2360267507136785648.post-36691905969286292022011-03-20T14:17:00.015-03:002011-03-21T21:32:50.934-03:00Algumas configurações<div style="text-align: justify;">Aqui vão algumas configurações e dicas que aprendi instalando o Natty.</div><div style="text-align: justify;"><br />
</div><div style="text-align: justify;"><b>1. Gnome-panel transparente</b></div><div style="text-align: justify;">Se você já tentou deixar o painel do gnome transparente com o tema "Ambiance", já percebeu que não fica bom:</div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjvMBa7Bv3-cGUhoHyitRmL03GiqeHkOZk2qO-Xfk28mkZdB9byGmPKTGuN_xAwSb5JY31Yyg2qQSKJwmT2nDVxpH5KGovPsZMvODEnNo9qzPxNpUdSrhyphenhyphencKEeb0AHVp_uWGHYlST4bsNv1/s1600/Desk+1_020.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;" target="_blank"><img border="0" height="63" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjvMBa7Bv3-cGUhoHyitRmL03GiqeHkOZk2qO-Xfk28mkZdB9byGmPKTGuN_xAwSb5JY31Yyg2qQSKJwmT2nDVxpH5KGovPsZMvODEnNo9qzPxNpUdSrhyphenhyphencKEeb0AHVp_uWGHYlST4bsNv1/s320/Desk+1_020.png" width="320" /></a></div><div style="text-align: justify;">A solução é editar o arquivo gnome-panel.rc (<br />
<blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">gksu gedit /usr/share/themes/Ambiance/gtk-2.0/apps/gnome-panel.rc</span></blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;"></span>) e colocar um "<b><span class="Apple-style-span" style="font-family: inherit;">#</span></b>" antes da linha que contém "<br />
<blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">bg_pixmap[NORMAL] = "img/panel.png"</span></blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;"></span>" </div><div style="text-align: justify;">Agradeço ao <a href="http://www.webupd8.org/2010/09/fix-gnome-panel-for-ubuntu-1010.html" target="_blank">Andrew</a></div><div style="text-align: justify;"><br />
</div><div style="text-align: justify;"><b>2. Bordas das janelas transparentes</b></div><div style="text-align: justify;">Para isso é preciso editar a entrada<br />
<blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">/apps/gwd/</span></blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;"></span>com o<br />
<blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">gconf-editor</span></blockquote></div><div><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;"><br />
</span></div><div class="separator" style="clear: both; text-align: center;"><a href="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjIynU54C8TldHilj924TtKk3W6FNIgiMJztYM-hA0e4Zd0-8_kvIy6Cri_kqwmAfmRc-IlcZPKcEyqhWIbGva3AUqkRrqn2U2zMT1c_fvBR6yavVs_vkEyR5LIYykIWYyaCzM8f6-3ColY/s1600/Screenshot.png" imageanchor="1" style="margin-left: 1em; margin-right: 1em;" target="_blank"><img border="0" height="179" src="https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjIynU54C8TldHilj924TtKk3W6FNIgiMJztYM-hA0e4Zd0-8_kvIy6Cri_kqwmAfmRc-IlcZPKcEyqhWIbGva3AUqkRrqn2U2zMT1c_fvBR6yavVs_vkEyR5LIYykIWYyaCzM8f6-3ColY/s320/Screenshot.png" width="320" /></a></div><div class="separator" style="clear: both; text-align: center;">(o tema que estou usando é <a href="http://art.gnome.org/themes/metacity/1286" target="_blank">Gilouche</a> com cores modificadas)</div><div class="separator" style="clear: both; text-align: justify;"><br />
</div><div><b><span class="Apple-style-span" style="font-family: inherit;">3. Montar um HD externo com sistema FAT32</span></b></div><div><div style="text-align: justify;"><span class="Apple-style-span" style="font-family: inherit;">Adquiri um <a href="http://en.wikipedia.org/wiki/Network-attached_storage" target="_blank">NAS</a> que só funciona com o sistema FAT32, que não se monta automaticamente quando o ligo na entrada eSATA. Se eu montar apenas com sudo mount /dev/sdb1 /mnt/minhapasta1 os arquivos ficam todos (temporariamente) pertencendo ao "root", dificultando a manipulação (chown não funciona após o sistema estar montado). </span></div></div><div><span class="Apple-style-span" style="font-family: inherit;">O jeito de montar definindo as permissões é o seguinte:</span><br />
<blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">sudo mount -t vfat -o rw,umask=0000,uid=1000,gid=1000 /dev/sdb1 /mnt/minhapasta1</span> </blockquote></div><div>E é assim que você pode ver a id de um usuário: no terminal, digite<br />
<blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">id nome_do_usuário</span> </blockquote></div><div><br />
</div><div><b>4. Administrar as senhas guardadas</b></div><div>Digite no terminal:<br />
<blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">seahorse</span> </blockquote></div><div><br />
</div><div><b>5. Pasta onde o Nautilus monta uma pasta compartilhada do Samba (smb://servidor/pasta)</b></div><div>~/.gvfs/</div><div><br />
</div><div><b>6. Modificar um caracter do teclado</b></div><div>É preciso editar o arquivo ~/.Xmodmap (<br />
<span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">nano ~/.Xmodmap</span><br />
<span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;"></span>). O formato é assim: colocar em cada linha o número da tecla e os caracteres correspondentes (por exemplo:</div><div><div><blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">keycode 51 = bracketright braceright bracketright braceright masculine bar</span><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">keycode 52 = z Z z Z guillemotleft less</span><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">keycode 53 = x X x X guillemotright greater</span></blockquote></div></div><div>)</div><div>Os programas a seguir podem ajudar a descobrir qual número corresponde a qual tecla: </div><div><blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">xmodmap -pke</span></blockquote></div><div><blockquote><span class="Apple-style-span" style="font-family: 'Courier New', Courier, monospace;">xev</span> </blockquote></div><div><br />
</div><div><br />
</div><div>Um abraço!</div>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com5tag:blogger.com,1999:blog-2360267507136785648.post-80396184922650805212011-03-13T21:33:00.000-03:002011-03-13T21:33:59.568-03:00Compiz Desktop Wall<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Hoje eu instalei o Natty Narwhal. Apesar de alpha, está razoavelmente estável. Mas o que me deu trabalho mesmo foi o efeito de mudar de área de trabalho deixando o papel de parede e o painel "parados". Achei até que o compiz poderia estar ainda sem essa opção porque o Natty está na versão alpha... </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Bom, o que interessa (especialmente nas [minhas] próximas instalações) é o seguinte:</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">1. Abrir o ccsm (digite isso no terminal e tecle enter)</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">2. Ir em "Desktop Wall" > "Viewport Switching" </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">3. No campo "Non Sliding Windows" digitar "class=Gnome-panel | type=Desktop" (sem aspas)</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">É isso aí. </span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;"><br />
</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">ps.: para instalar o ccsm: sudo aptitude install <a href="apt:compizconfig-settings-manager">compizconfig-settings-manager</a> e os plugins extras: sudo aptitude install <a href="apt:compiz-fusion-plugins-extra">compiz-fusion-plugins-extra</a></span>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com0tag:blogger.com,1999:blog-2360267507136785648.post-2472977196828702942011-02-27T10:36:00.007-03:002011-02-27T10:38:20.959-03:00Áudio da conexão HDMI<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Fazer o vídeo do HDMI funcionar com a placa GeForce da Nvivia foi fácil, bastou configurar os monitores no Menu > System > Administration > Nvidia X Server Settings. Agora fazer o áudio funcionar deu traballho. Então aqui vai o que deu certo para mim.</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Primeiro vamos fazer um backup (lógico): </span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">sudo cp /etc/pulse/default.pa /etc/pulse/default.pa.backup</span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Depois iremos editar esse arquivo e acrescentar uma das seguintes linhas:</span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">load-module module-alsa-sink device=hw:1,3 </span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">ou</span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">load-module module-alsa-sink device=hw:1,7 </span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">ou</span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">load-module module-alsa-sink device=hw:1,8 </span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">ou</span><br />
<blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">load-module module-alsa-sink device=hw:1,9 </span></blockquote><span class="Apple-style-span" style="font-family: Verdana, sans-serif;">(para mim funcionou a segunda opção, com o "1,7").</span><br />
<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Depois reinicie o computador, vá em Menu > System > Preferences > Sound > Output e escolha a saída para testar.</span><br />
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<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Agradeço a dica do slimb, neste fórum: <a href="http://ubuntuforums.org/showthread.php?t=1668173" target="_blank">ubuntuforums.org/showthread.php?t=1668173</a></span><br />
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<span class="Apple-style-span" style="font-family: Verdana, sans-serif;">Um abraço!</span>desguahttp://www.blogger.com/profile/02908130214878267893noreply@blogger.com3