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	<title>Comments on: bash tricks: compararea a doua valori zecimale</title>
	<atom:link href="http://blog.technostoic.net/2006/10/12/bash-tricks-compararea-a-doua-valori-zecimale/feed/" rel="self" type="application/rss+xml" />
	<link>http://blog.technostoic.net/2006/10/12/bash-tricks-compararea-a-doua-valori-zecimale/</link>
	<description>Dave Null is my close friend</description>
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		<title>By: zgrim</title>
		<link>http://blog.technostoic.net/2006/10/12/bash-tricks-compararea-a-doua-valori-zecimale/comment-page-1/#comment-40</link>
		<dc:creator>zgrim</dc:creator>
		<pubDate>Fri, 13 Oct 2006 19:26:30 +0000</pubDate>
		<guid isPermaLink="false">http://petre.bloghost.ro/?p=27#comment-40</guid>
		<description>&quot;o forma sau alta de awk gasesti garantat pe orice masina linux.&quot;
Ofc, just like Perl.

&quot;Si ca exista 3 awk-uri in Debian, tu pe care il ai? :P&quot;
GNU. Always GNU. Just GNU.

ps: NU e flama perl vs awk, inutila de altfel (pt mine) - stii ce prefer - doar exprimarea cu &quot;pornitu&quot; perlului din bash a fost exagerata, dupa cum arata si cifrele. E ca si cum ai &quot;porni&quot; awk.
pps: Nu tra sa rescrii totul in Perl (limbaj), dar poti folosi perl (program) si ca scula de sistem, inlocuitor sed/awk/cat/tail/sh/etc cu mare sugces. E una din puterile lui subversive la adresa Unix. :)</description>
		<content:encoded><![CDATA[<p>&#8220;o forma sau alta de awk gasesti garantat pe orice masina linux.&#8221;<br />
Ofc, just like Perl.</p>
<p>&#8220;Si ca exista 3 awk-uri in Debian, tu pe care il ai? <img src='http://blog.technostoic.net/wp-includes/images/smilies/icon_razz.gif' alt=':P' class='wp-smiley' /> &#8221;<br />
GNU. Always GNU. Just GNU.</p>
<p>ps: NU e flama perl vs awk, inutila de altfel (pt mine) &#8211; stii ce prefer &#8211; doar exprimarea cu &#8220;pornitu&#8221; perlului din bash a fost exagerata, dupa cum arata si cifrele. E ca si cum ai &#8220;porni&#8221; awk.<br />
pps: Nu tra sa rescrii totul in Perl (limbaj), dar poti folosi perl (program) si ca scula de sistem, inlocuitor sed/awk/cat/tail/sh/etc cu mare sugces. E una din puterile lui subversive la adresa Unix. <img src='http://blog.technostoic.net/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' /> </p>
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		<title>By: petre</title>
		<link>http://blog.technostoic.net/2006/10/12/bash-tricks-compararea-a-doua-valori-zecimale/comment-page-1/#comment-41</link>
		<dc:creator>petre</dc:creator>
		<pubDate>Fri, 13 Oct 2006 18:54:43 +0000</pubDate>
		<guid isPermaLink="false">http://petre.bloghost.ro/?p=27#comment-41</guid>
		<description>Well, voiam sa zic ca mai bine rescriam tot scriptul in perl, nu ma asteptam sa ma lovesc de o problema atat de marunta si ca o forma sau alta de awk gasesti garantat pe orice masina linux.

Si ca exista 3 awk-uri in Debian, tu pe care il ai?  :P</description>
		<content:encoded><![CDATA[<p>Well, voiam sa zic ca mai bine rescriam tot scriptul in perl, nu ma asteptam sa ma lovesc de o problema atat de marunta si ca o forma sau alta de awk gasesti garantat pe orice masina linux.</p>
<p>Si ca exista 3 awk-uri in Debian, tu pe care il ai?  <img src='http://blog.technostoic.net/wp-includes/images/smilies/icon_razz.gif' alt=':P' class='wp-smiley' /> </p>
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		<title>By: zgrim</title>
		<link>http://blog.technostoic.net/2006/10/12/bash-tricks-compararea-a-doua-valori-zecimale/comment-page-1/#comment-42</link>
		<dc:creator>zgrim</dc:creator>
		<pubDate>Fri, 13 Oct 2006 15:06:59 +0000</pubDate>
		<guid isPermaLink="false">http://petre.bloghost.ro/?p=27#comment-42</guid>
		<description>&quot;sa pornesc perl dintr-un script bash doar ca sa compar 2 numere e de-a dreptul hilar.&quot;

Nah, hilar e ca tu te sperii de parca ar trebui sa pornesti Java.

]$ time perl -ane&#039;$F[0]&gt;shift&amp;&amp;print 1&#039; /proc/loadavg 0.01
real    0m0.006s
user    0m0.001s
sys     0m0.004s

]$ time awk -v v=0.01 &#039;{if ($1&gt;v) print 1}&#039; /proc/loadavg
real    0m0.005s
user    0m0.000s
sys     0m0.004s</description>
		<content:encoded><![CDATA[<p>&#8220;sa pornesc perl dintr-un script bash doar ca sa compar 2 numere e de-a dreptul hilar.&#8221;</p>
<p>Nah, hilar e ca tu te sperii de parca ar trebui sa pornesti Java.</p>
<p>]$ time perl -ane&#8217;$F[0]&gt;shift&amp;&amp;print 1&#8242; /proc/loadavg 0.01<br />
real    0m0.006s<br />
user    0m0.001s<br />
sys     0m0.004s</p>
<p>]$ time awk -v v=0.01 &#8216;{if ($1&gt;v) print 1}&#8217; /proc/loadavg<br />
real    0m0.005s<br />
user    0m0.000s<br />
sys     0m0.004s</p>
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		<title>By: petre</title>
		<link>http://blog.technostoic.net/2006/10/12/bash-tricks-compararea-a-doua-valori-zecimale/comment-page-1/#comment-43</link>
		<dc:creator>petre</dc:creator>
		<pubDate>Fri, 13 Oct 2006 08:40:09 +0000</pubDate>
		<guid isPermaLink="false">http://petre.bloghost.ro/?p=27#comment-43</guid>
		<description>hmm, uite ca nu m-am gandit.

if [ `printf &#039;%010.4f&#039; $loadavg&#124; tr -d .` gt `printf &#039;%010.4f&#039; $test&#124; tr -d .` ] ; then ...

Nice, dar cred in continuare ca e mai simplu cu awk :)</description>
		<content:encoded><![CDATA[<p>hmm, uite ca nu m-am gandit.</p>
<p>if [ `printf '%010.4f' $loadavg| tr -d .` gt `printf '%010.4f' $test| tr -d .` ] ; then &#8230;</p>
<p>Nice, dar cred in continuare ca e mai simplu cu awk <img src='http://blog.technostoic.net/wp-includes/images/smilies/icon_smile.gif' alt=':)' class='wp-smiley' /> </p>
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	<item>
		<title>By: Emil Sirbu</title>
		<link>http://blog.technostoic.net/2006/10/12/bash-tricks-compararea-a-doua-valori-zecimale/comment-page-1/#comment-44</link>
		<dc:creator>Emil Sirbu</dc:creator>
		<pubDate>Fri, 13 Oct 2006 08:26:13 +0000</pubDate>
		<guid isPermaLink="false">http://petre.bloghost.ro/?p=27#comment-44</guid>
		<description>printf se incadreaza la portabilitate? Ca daca da, atunci un printf cu format (de ex.) %010.4 ar cam aduce 2, 2.0, 2.00 la aceasi forma 0002.0000</description>
		<content:encoded><![CDATA[<p>printf se incadreaza la portabilitate? Ca daca da, atunci un printf cu format (de ex.) %010.4 ar cam aduce 2, 2.0, 2.00 la aceasi forma 0002.0000</p>
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