http response header expires

Network of Android series (ii) ---- HTTP request header and Response HeaderI. Introduction of HTTP headers: Correctly Setting HTTP headers helps search engines determine webpages and increase website access speeds. Generally, HTTP messages include

Response. Expires attributes (reproduced in the BLOG of crazy customers), response. expires Expires attributes The Expires attribute specifies the time before the page cached on the browser Expires. If you return to this page before a page expires,

There are many kinds of caches: Server cache, third-party cache, browser cache, and so on. The browser cache is the least expensive, because the browser cache relies on the client and consumes little server-side resources.Making the browser cache

1, ETag and expires the client-side HTTP Request header and server-side HTTP reponse Header working principle. 2, static under the Apache, Lighttpd and Nginx ETag and expires configuration 3. ETag and expires processing in non-real-time

The HTTP header field includes class 4:     general-header; Generic headers      request-header; Request Header      Response-header; Response Header      Entity-header. Entity Header  *****************************************************************

The HTTP header field includes class 4:     general-header;     request-header;      Response-header;     Entity-header.  ********************************************  general Header fields=============================   General Headers are

Syntax: Expires [TIME|EPOCH|MAX|PFF] Default: Offexpires Command controls the "expires" and "Cache-control" header header information in an HTTP response, and starts controlling the page cache for time: You can use positive or negative numbers. The

1. How the Client-side Http Request Header and Server-side Http Reponse Header work in Etag and Expires. 2. Static configuration of Etag and Expires in Apache, Lighttpd, and Nginx 3. Etag and Expires processing on dynamic pages with non-real-time

Turn from: http://www.cnblogs.com/yizhenfeng168/p/7078480.htmlIn this paper, according to RFC2616 (http/1.1 specification), reference http://www.w3.org/Protocols/rfc2068/rfc2068 http://www.w3.org/Protocols/rfc2616/rfc2616 Http://www.ietf.org/rfc/rfc3

Browser cache, also known as HTTP cache, refers to when we browse the site, the browser will store a copy locally, so that the next time you visit the same URL can no longer connect to the server, directly from the browser local cache to obtain