http return code 304

Analyze the HTTP request and return the status code 304. The request returns the status code 304. Hello everyone, today I will share with you a status code of 304. You may see it intentionally or unintentionally when you open chrome tools or

Code and principle of 304 Not Modified on the asp.net page, 304 modified Through the previous example, we have seen the benefits of Caching: it can be reduced to server access, because the page can be displayed without accessing the server, which

In the website log , we often see a lot of HTTP code returned, such as 201, 304, 404, and so on. However, these specific return HTTP code exactly what the meaning of it, do a bit of knowledge in this, remember it doesn't matter, then look at the

In the process of doing SEO every seoer will inevitably do search engine spider crawling log analysis, a lot of friends just look at the number of spiders visit but ignore the spider's status code. Some friends are confused, what is the use of

In the actual application of the site construction, prone to a lot of small mistakes, like MySQL was optimized not in place, the impact of the overall site browsing effect, in fact, the site's regular HTTP status code performance is the same, Google

First, the HTTP status Code 304 understanding1, if the client in the request for a file, found itself cached files have last Modified, then in the request will contain if Modified Since, this time is the cache file of the last Modified. Therefore,

What is the 304 state The server should return this 304 status code if the client sends a conditional GET request and the request has been allowed, and the contents of the document (since the last visit or according to the requested condition) have

From the previous example, we have seen the benefits of caching: it is possible to reduce access to the server, because the server can display the page, which for the server, can alleviate some of the access pressure. However, if the user forces the

Php static files return 304 tips for sharing ,. Php static files return 304 tips for sharing. sometimes some static files (slices) are output by php and the requests are all 200, it is a waste of resources to request static files on the server every

Baidu recently published a snapshot of Baidu, a description of the general explanation of the Baidu Snapshot update and regression reasons, and directly pointed out that "the site snapshot and the weight of the site does not have any relationship."