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1) What is "last-modified"?When the browser requests a URL for the first time, the server-side return status is 200, the content is the resource you requested, and there is a last-modified attribute that marks the last time the file was modified at

From http://ronxin999.blog.163.com/blog/static/4221792020119106319604/ In HTTP, both last-modified and if-modified-since are HTTP header information used to record the last modification time of the page. Note that, the last-modified is the HTTP

The rest API, which is made with the Django Rest framework, has an API that requires:The app side requests this API, the server side reads the data from the database, returns the JSON. The amount of data returned is slightly larger, but may only be

A detailed description of each status is as follows:1 , last-modifiedWhen the browser requests a URL for the first time, the server-side return status is 200, the content is the resource you requested, and there is a last-modified attribute tag

Recently in the optimization of CDN, browser cache In-depth research, a note, to facilitate the post-comers Drew a Sketch: Detailed descriptions of each status are as follows: 1 , last-modified When the browser first requests a URL, the

Detailed descriptions of each status are as follows:1, last-modifiedWhen the browser first requests a URL, the server-side return status is 200, the content is the resource you requested, and there is a last-modified attribute tag (httpreponse

Recently in the optimization of the CDN, the browser cache in-depth study, a record, convenient after the comerDraw a Sketch:A detailed description of each status is as follows:1 , last-modifiedWhen the browser requests a URL for the first time, the

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

HTTP response last-modified and ETag [Date: 2008-06-16] Source: [Font: Big Small] Basic knowledge 　　 1) What is "last-modified"?When the browser requests a URL for the first time, the server-side return status is

Basic knowledge1) What is "last-modified "?When the browser requests a URL for the first time, the server returns 200, and the content is the resource you requested, at the same time, there is a last-modified attribute to mark the last modification