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    <title>Obfuscated on Marcello Barnaba</title>
    <link>https://sindro.me/it/tags/obfuscated/</link>
    <description>Recent content in Obfuscated on Marcello Barnaba</description>
    <generator>Hugo</generator>
    <language>it</language>
    <lastBuildDate>Fri, 20 Feb 2009 04:00:00 +0000</lastBuildDate>
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    <item>
      <title>Il bordo lampeggiante offuscato</title>
      <link>https://sindro.me/it/posts/2009-02-20-the-blinking-border/</link>
      <pubDate>Fri, 20 Feb 2009 04:00:00 +0000</pubDate>
      <guid>https://sindro.me/it/posts/2009-02-20-the-blinking-border/</guid>
      <description>&lt;p&gt;Questo e&amp;rsquo; il pezzo di codice Javascript offuscato che implementa il bordo rosso&#xA;e carica &lt;a href=&#34;https://www.google.com/analytics&#34; target=&#34;_blank&#34;&gt;Google Analytics&lt;/a&gt; sul &lt;a href=&#34;https://segmentation-fault.core-dumped.info/&#34; target=&#34;_blank&#34;&gt;sito&#xA;Segmentation Fault&lt;/a&gt;:&lt;/p&gt;&#xA;&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; style=&#34;color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;&#34;&gt;&lt;code class=&#34;language-javascript&#34; data-lang=&#34;javascript&#34;&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;&lt;span style=&#34;color:#66d9ef&#34;&gt;var&lt;/span&gt; &lt;span style=&#34;color:#a6e22e&#34;&gt;theLoadSequenceToRunAfterTheDocumentHasBeenLoaded&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;=&lt;/span&gt; &lt;span style=&#34;color:#66d9ef&#34;&gt;function&lt;/span&gt;() {&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;  &lt;span style=&#34;color:#75715e&#34;&gt;// The blinking border&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;  &lt;span style=&#34;color:#75715e&#34;&gt;//&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;  (&lt;span style=&#34;color:#66d9ef&#34;&gt;function&lt;/span&gt;(&lt;span style=&#34;color:#a6e22e&#34;&gt;t&lt;/span&gt;){&lt;span style=&#34;color:#75715e&#34;&gt;// (C) 2009 vjt &amp;lt;segmentation-fault@core-dumped.info&amp;gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;    &lt;span style=&#34;color:#66d9ef&#34;&gt;var&lt;/span&gt; &lt;span style=&#34;color:#a6e22e&#34;&gt;$&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;=&lt;/span&gt;&lt;span style=&#34;color:#66d9ef&#34;&gt;function&lt;/span&gt;(&lt;span style=&#34;color:#a6e22e&#34;&gt;_&lt;/span&gt;){&lt;span style=&#34;color:#66d9ef&#34;&gt;return&lt;/span&gt;(document.&lt;span style=&#34;color:#a6e22e&#34;&gt;getElementById&lt;/span&gt;(&lt;span style=&#34;color:#a6e22e&#34;&gt;_&lt;/span&gt;));};&lt;span style=&#34;color:#66d9ef&#34;&gt;var&lt;/span&gt; &lt;span style=&#34;color:#a6e22e&#34;&gt;ee&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;=&lt;/span&gt;[&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;    &lt;span style=&#34;color:#a6e22e&#34;&gt;$&lt;/span&gt;(&lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#39;n&amp;#39;&lt;/span&gt;),&lt;span style=&#34;color:#a6e22e&#34;&gt;$&lt;/span&gt;(&lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#39;s&amp;#39;&lt;/span&gt;),&lt;span style=&#34;color:#a6e22e&#34;&gt;$&lt;/span&gt;(&lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#39;w&amp;#39;&lt;/span&gt;),&lt;span style=&#34;color:#a6e22e&#34;&gt;$&lt;/span&gt;(&lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#39;e&amp;#39;&lt;/span&gt;)],&lt;span style=&#34;color:#a6e22e&#34;&gt;e&lt;/span&gt;,&lt;span style=&#34;color:#a6e22e&#34;&gt;_&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;=&lt;/span&gt;&lt;span style=&#34;color:#66d9ef&#34;&gt;true&lt;/span&gt;;&lt;span style=&#34;color:#a6e22e&#34;&gt;setInterval&lt;/span&gt;(&lt;span style=&#34;color:#66d9ef&#34;&gt;function&lt;/span&gt;(){&lt;span style=&#34;color:#66d9ef&#34;&gt;for&lt;/span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;    (&lt;span style=&#34;color:#66d9ef&#34;&gt;var&lt;/span&gt; &lt;span style=&#34;color:#a6e22e&#34;&gt;i&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;=&lt;/span&gt;&lt;span style=&#34;color:#a6e22e&#34;&gt;ee&lt;/span&gt;.&lt;span style=&#34;color:#a6e22e&#34;&gt;length&lt;/span&gt;;&lt;span style=&#34;color:#a6e22e&#34;&gt;i&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;&amp;amp;&amp;amp;&lt;/span&gt;(&lt;span style=&#34;color:#a6e22e&#34;&gt;e&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;=&lt;/span&gt;&lt;span style=&#34;color:#a6e22e&#34;&gt;ee&lt;/span&gt;[&lt;span style=&#34;color:#f92672&#34;&gt;--&lt;/span&gt;&lt;span style=&#34;color:#a6e22e&#34;&gt;i&lt;/span&gt;]) ;&lt;span style=&#34;color:#a6e22e&#34;&gt;_&lt;/span&gt;) {&lt;span style=&#34;color:#a6e22e&#34;&gt;e&lt;/span&gt;.&lt;span style=&#34;color:#a6e22e&#34;&gt;className&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;=&lt;/span&gt;&lt;span style=&#34;color:#a6e22e&#34;&gt;e&lt;/span&gt;.&lt;span style=&#34;color:#a6e22e&#34;&gt;className&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;?&lt;/span&gt;&lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#39;&amp;#39;&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;:&lt;/span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;    &lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#39;b&amp;#39;&lt;/span&gt;;}},&lt;span style=&#34;color:#a6e22e&#34;&gt;t&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;*&lt;/span&gt;&lt;span style=&#34;color:#ae81ff&#34;&gt;08&lt;/span&gt;); &lt;span style=&#34;color:#75715e&#34;&gt;/* .oOo.oOo.oOo. ^^^^^ -*** * *** *** *******- **/&lt;/span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;  })((&lt;span style=&#34;color:#ae81ff&#34;&gt;4&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;+&lt;/span&gt; &lt;span style=&#34;color:#ae81ff&#34;&gt;8&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;+&lt;/span&gt; &lt;span style=&#34;color:#ae81ff&#34;&gt;15&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;+&lt;/span&gt; &lt;span style=&#34;color:#ae81ff&#34;&gt;16&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;+&lt;/span&gt; &lt;span style=&#34;color:#ae81ff&#34;&gt;23&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;+&lt;/span&gt; &lt;span style=&#34;color:#ae81ff&#34;&gt;42&lt;/span&gt;) &lt;span style=&#34;color:#f92672&#34;&gt;*&lt;/span&gt; Math.&lt;span style=&#34;color:#a6e22e&#34;&gt;PI&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;/&lt;/span&gt; Math.&lt;span style=&#34;color:#a6e22e&#34;&gt;E&lt;/span&gt; &lt;span style=&#34;color:#f92672&#34;&gt;+&lt;/span&gt; &lt;span style=&#34;color:#ae81ff&#34;&gt;42&lt;/span&gt;&lt;span style=&#34;color:#75715e&#34;&gt;/*166.81*/&lt;/span&gt;);&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;  &lt;span style=&#34;color:#75715e&#34;&gt;// Google analytics&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;  &lt;span style=&#34;color:#75715e&#34;&gt;//&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;  &lt;span style=&#34;color:#66d9ef&#34;&gt;try&lt;/span&gt;{&lt;span style=&#34;color:#66d9ef&#34;&gt;var&lt;/span&gt; &lt;span style=&#34;color:#a6e22e&#34;&gt;pt&lt;/span&gt;&lt;span style=&#34;color:#f92672&#34;&gt;=&lt;/span&gt;&lt;span style=&#34;color:#a6e22e&#34;&gt;_gat&lt;/span&gt;.&lt;span style=&#34;color:#a6e22e&#34;&gt;_getTracker&lt;/span&gt;(&lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#34;UA-1123581-3&amp;#34;&lt;/span&gt;); &lt;span style=&#34;color:#a6e22e&#34;&gt;pt&lt;/span&gt;.&lt;span style=&#34;color:#a6e22e&#34;&gt;_trackPageview&lt;/span&gt;();}&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;  &lt;span style=&#34;color:#66d9ef&#34;&gt;catch&lt;/span&gt;(&lt;span style=&#34;color:#a6e22e&#34;&gt;$aMarvellousErrorThatWontBeDisplayedOnTheUserBrowserAtAll&lt;/span&gt;){}&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;}&lt;span style=&#34;color:#75715e&#34;&gt;// end of theLoadSequenceToRunAfterTheDocumentHasBeenLoaded routine&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;p&gt;Per me sembra una melodia contorta, o una poesia complicata. E&amp;rsquo; ingegneria&#xA;malvagia, lo so. Ma mentre lo scrivevo, provavo esattamente la stessa&#xA;sensazione di quando scrivevo versi in rima. Le parole di&#xA;&lt;a href=&#34;http://whytheluckystiff.net/&#34; target=&#34;_blank&#34;&gt;_why&lt;/a&gt; sono assolutamente pertinenti qui:&lt;/p&gt;&#xA;&lt;blockquote&gt;&#xA;&lt;p&gt;finche&amp;rsquo; i programmatori non smetteranno di comportarsi come se l&amp;rsquo;offuscamento&#xA;fosse moralmente pericoloso, non saranno artisti, solo ragazzini che non&#xA;vogliono che il loro cibo si tocchi.&lt;/p&gt;&#xA;&lt;/blockquote&gt;&#xA;&lt;p&gt;Puoi vedere il codice con l&amp;rsquo;evidenziazione della sintassi su&#xA;&lt;a href=&#34;https://gist.github.com/vjt/67277&#34; target=&#34;_blank&#34;&gt;github&lt;/a&gt;, oppure con la funzione &amp;ldquo;Visualizza&#xA;sorgente&amp;rdquo; del tuo browser mentre sei sul &lt;a href=&#34;https://segmentation-fault.core-dumped.info/&#34; target=&#34;_blank&#34;&gt;sito&#xA;segfault&lt;/a&gt;. :)&lt;/p&gt;</description>
    </item>
    <item>
      <title>La riga del giorno</title>
      <link>https://sindro.me/it/posts/2008-01-18-today-s-row/</link>
      <pubDate>Fri, 18 Jan 2008 00:00:00 +0000</pubDate>
      <guid>https://sindro.me/it/posts/2008-01-18-today-s-row/</guid>
      <description>&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; style=&#34;color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;&#34;&gt;&lt;code class=&#34;language-bash&#34; data-lang=&#34;bash&#34;&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;05:01:24 vjt@voyager:~/Antani/trunk$ replace&lt;span style=&#34;color:#f92672&#34;&gt;(){&lt;/span&gt; sed -e &lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#34;s|&lt;/span&gt;$1&lt;span style=&#34;color:#e6db74&#34;&gt;|&lt;/span&gt;$2&lt;span style=&#34;color:#e6db74&#34;&gt;|g&amp;#34;&lt;/span&gt; &#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;&amp;lt; $3 &amp;gt; &lt;span style=&#34;color:#e6db74&#34;&gt;${&lt;/span&gt;3&lt;span style=&#34;color:#e6db74&#34;&gt;}&lt;/span&gt;X; mv &lt;span style=&#34;color:#e6db74&#34;&gt;${&lt;/span&gt;3&lt;span style=&#34;color:#e6db74&#34;&gt;}&lt;/span&gt;X $3; &lt;span style=&#34;color:#f92672&#34;&gt;}&lt;/span&gt;; egrep -r &lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#39;XP_[A-Z_]+[[:space:]]+-?[[&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;&lt;span style=&#34;color:#e6db74&#34;&gt;:digit:]]&amp;#39;&lt;/span&gt; Headers |ruby -ne &lt;span style=&#34;color:#e6db74&#34;&gt;&amp;#34;f,m=scan(/(.+):.+(XP_[\w_]+)/).first&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;&lt;span style=&#34;color:#e6db74&#34;&gt;;puts &amp;#39;%s %s %s&amp;#39; % [ f, m, &amp;#39;kXP&amp;#39;&amp;lt;&amp;lt;m.scan(/(_[A-Z])([A-Z]+)/).map {&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;&lt;span style=&#34;color:#e6db74&#34;&gt;|a,b| a[1..1]&amp;lt;&amp;lt;b. downcase }.join ]&amp;#34;&lt;/span&gt; | &lt;span style=&#34;color:#66d9ef&#34;&gt;while&lt;/span&gt; read hdr from to; &lt;span style=&#34;color:#66d9ef&#34;&gt;do&lt;/span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;replace $from $to $hdr; &lt;span style=&#34;color:#66d9ef&#34;&gt;for&lt;/span&gt; src in &lt;span style=&#34;color:#e6db74&#34;&gt;`&lt;/span&gt;grep -rl $from Sources&lt;span style=&#34;color:#e6db74&#34;&gt;`&lt;/span&gt;; &lt;span style=&#34;color:#66d9ef&#34;&gt;do&lt;/span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;span style=&#34;display:flex;&#34;&gt;&lt;span&gt;replace $from $to $src; &lt;span style=&#34;color:#66d9ef&#34;&gt;done&lt;/span&gt;; &lt;span style=&#34;color:#66d9ef&#34;&gt;done&lt;/span&gt;&#xA;&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;</description>
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