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    <title>Expires on 空想枫</title>
    <link>http://it580.com/tags/expires/</link>
    <description>Recent content in Expires on 空想枫</description>
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    <copyright>&amp;copy; 2001-2020 空想枫</copyright>
    <lastBuildDate>Fri, 10 Oct 2008 10:54:59 +0000</lastBuildDate>
    
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      <title>优化网站的载入速度</title>
      <link>http://it580.com/e4-bc-98-e5-8c-96-e7-bd-91-e7-ab-99-e7-9a-84-e8-bd-bd-e5-85-a5-e9-80-9f-e5-ba-a6/</link>
      <pubDate>Fri, 10 Oct 2008 10:54:59 +0000</pubDate>
      
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      <description>最近朋友们反映网站速度比较慢，检查并处理了一下。检查发现:
 空间商关闭了网站压缩 网站没有设置Expires  1.开启压缩功能,编辑.htaccess文件,加入如下代码:
 AddOutputFilter DEFLATE html xml php js css

 如果不支持deflate,可以开启gzip。
 mod_gzip_on Yes
mod_gzip_dechunk Yes
mod_gzip_item_include file \.(html?|txt|css|js|php|pl)$
mod_gzip_item_include handler ^cgi-script$
mod_gzip_item_include mime ^text/.*
mod_gzip_item_include mime ^application/x-javascript.*
mod_gzip_item_exclude mime ^image/.*
mod_gzip_item_exclude rspheader ^Content-Encoding:.*gzip.*

 2.设置Expires,编辑.htaccess,加入如下代码:
 Header set Cache-Control &amp;ldquo;public&amp;rdquo;
Header set Expires &amp;ldquo;Thu, 15 Apr 2010 20:00:00 GMT&amp;rdquo;

 修改后,网站速度提升50%左右。</description>
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