2013年9月16日

摘要： 1. Apache 中需要支持的模块LoadModule expires_module modules/mod_expires.soLoadModule file_cache_module modules/mod_file_cache.soLoadModule headers_module modules/mod_headers.so2.在站点目录下创建.htaccess文件添加如下过期时间的定义规则# Set up 2 Hour caching on commonly updated filesExpiresActive OnExpiresDefault A0ExpiresDefault A 阅读全文

摘要： Cache-Control HTTP HeadersAlthough the Expires header is useful, it's still somewhat limited; there are many situations where content is cacheable, but the HTTP/1.0 protocol lacks methods of telling caches what it is, or how to work with it. HTTP/1.1 introduces a new class of headers, theCache-C 阅读全文