<story><title>PHP Team Responds to Google&apos;s PHP Tips</title><url>http://groups.google.com/group/make-the-web-faster/browse_thread/thread/ddfbe82dd80408cc</url><text></text></story><parent_chain></parent_chain><comment><author>CalmQuiet</author><text>Despite google dropping ball on this one, some good may come from it having spurred Gwynne Raskind&apos;s reply: Anyone out there writing PHP might find real optimization value from Alex Songe comments, concluding with (following Gwynne&apos;s article):&lt;p&gt;Good resources (written by the guys who actually work on the php engine):&lt;p&gt;&lt;a href=&quot;http://ilia.ws/files/phptek2007_performance.pdf&quot; rel=&quot;nofollow&quot;&gt;http://ilia.ws/files/phptek2007_performance.pdf&lt;/a&gt;   (13 MB)&lt;p&gt;&lt;a href=&quot;http://ilia.ws/files/phpquebec_2009.pdf&quot; rel=&quot;nofollow&quot;&gt;http://ilia.ws/files/phpquebec_2009.pdf&lt;/a&gt; ( 1.1 MB )&lt;p&gt;edit: added file size</text></comment>
<story><title>PHP Team Responds to Google&apos;s PHP Tips</title><url>http://groups.google.com/group/make-the-web-faster/browse_thread/thread/ddfbe82dd80408cc</url><text></text></story><parent_chain></parent_chain><comment><author>patio11</author><text>I was waiting for that.  The history of micro-optimization is replete with myths and legends which sound juuuuuuust plausible enough to be true (or were true a decade ago) and endure to this day.&lt;p&gt;I&apos;m currently involved in a project at work which requires translating a (Java) coding standards document.  I have filed probably two dozen bugs against the document that sound like &quot;The rationale for standard 2.4.3 is translated correctly from the Japanese but contrary to technical fact.&quot;  They include my personal favorite Java performance tip &quot;Don&apos;t use the nice readable str + str syntax to concatenate, instead, use StringBuilder.&quot;</text></comment>