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	<title>Comments on: What&#8217;s in my history?</title>
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		<item>
		<title>By: haokanshu</title>
		<link>http://www.yining.org/2008/04/13/whats-in-my-history/comment-page-1/#comment-7554</link>
		<dc:creator>haokanshu</dc:creator>
		<pubDate>Wed, 16 Apr 2008 05:04:29 +0000</pubDate>
		<guid isPermaLink="false">http://www.yining.org/?p=151#comment-7554</guid>
		<description>web:~# history&#124;awk &#039;{a[$2]++} END{for(i in a){printf &quot;%5d\t%s\n&quot;,a[i],i}}&#039;&#124;sort -rn&#124;head
  120   ls
   98   cd
   43   vim
   40   l
   29   exit
   19   crontab
   18   /usr/local/mysql/bin/mysql
   17   more
   13   ping
   12   ./awstatm</description>
		<content:encoded><![CDATA[<p>web:~# history|awk &#8216;{a[$2]++} END{for(i in a){printf &#8220;%5d\t%s\n&#8221;,a[i],i}}&#8217;|sort -rn|head<br />
  120   ls<br />
   98   cd<br />
   43   vim<br />
   40   l<br />
   29   exit<br />
   19   crontab<br />
   18   /usr/local/mysql/bin/mysql<br />
   17   more<br />
   13   ping<br />
   12   ./awstatm</p>
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		<title>By: erning</title>
		<link>http://www.yining.org/2008/04/13/whats-in-my-history/comment-page-1/#comment-7546</link>
		<dc:creator>erning</dc:creator>
		<pubDate>Tue, 15 Apr 2008 06:27:56 +0000</pubDate>
		<guid isPermaLink="false">http://www.yining.org/?p=151#comment-7546</guid>
		<description>&lt;code&gt;
$ history&#124;awk &#039;{a[$2]++} END{for(i in a){printf &quot;%5d\t%s\n&quot;,a[i],i}}&#039;&#124;sort -rn&#124;head
  108	ls
   89	cd
   60	svn
   57	ssh
   20	vi
   17	sudo
   16	rm
   16	grep
   11	ping
    7	ps
&lt;/code&gt;</description>
		<content:encoded><![CDATA[<p><code><br />
$ history|awk '{a[$2]++} END{for(i in a){printf "%5d\t%s\n",a[i],i}}'|sort -rn|head<br />
  108	ls<br />
   89	cd<br />
   60	svn<br />
   57	ssh<br />
   20	vi<br />
   17	sudo<br />
   16	rm<br />
   16	grep<br />
   11	ping<br />
    7	ps<br />
</code></p>
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	<item>
		<title>By: Anonymous</title>
		<link>http://www.yining.org/2008/04/13/whats-in-my-history/comment-page-1/#comment-7545</link>
		<dc:creator>Anonymous</dc:creator>
		<pubDate>Tue, 15 Apr 2008 06:24:18 +0000</pubDate>
		<guid isPermaLink="false">http://www.yining.org/?p=151#comment-7545</guid>
		<description>history&#124;awk &#039;{a[$2]++} END{for(i in a){printf &quot;%5d\t%s\n&quot;,a[i],i}}&#039;&#124;sort -rn&#124;head</description>
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