304 not modified

Summary of HTTP protocol and common methods used by headers in PHP, and Header summary. Summary of the HTTP protocol and common methods used by the Header in PHP. the header summary examples in this article summarize the HTTP protocol and common

BackgroundThe internet is awash with articles about restful APIs (for convenience, the "RESTful API" shorthand for "API" below), but there is no "universal" design standard: How to do authentication? What is the API format? Should your API include

Previous Article ASP. NET Performance Optimization to build a custom File Cache. We use OutputCache to allow requests to access the server's asp.net output cache. We have extended OutputCacheProvider, which is equivalent to accessing static

Let's take a look at this Bug!Add OutputCache settings to an. aspx file. The Code is as follows:Copy codeThe Code is as follows: The preceding settings indicate that the cache is cached for 5 minutes and updated based on different query strings.

Description 1, the server caches the compressed files, re-accesses reduce the re-compression time, reduce CPU utilization. 2, by setting the client file cache time, reduce the number of re-requests, can be reduced by more than 85%. 3, image because

Copy CodeThe code is as follows: Fix 404 Pages: Header (' http/1.1 OK '); Set 404 Header: Header (' http/1.1 404 Not Found '); Set Moved permanently header (Good for redrictions) Use with location header Header (' http/1.1 301 Moved permanently ');

I've been busy for half a month. All kinds of pressure, side of the development side of the Test side of the three-side project, while dealing with issues and development issues, people are divided into several. Today, we summarize the problems

Squishit is a component that easily compresses and merges CSS and JavaScript files. It also uses dotless to process CSS. Its dependent components are: Dependencies IDVersion range Yuicompressor. net(≥1.7.0.0) Dotless(≥1.2.2.0) Ajaxmin(≥4.46.44

1. Comparison between HTTP/1.0 and HTTP/1.1 RFC1945 defines HTTP/1.0 and RFC2616 defines HTTP/1.1. 1.1 Connection establishment HTTP/1.0 & nbsp; each request requires a new TCP connection, and the connection cannot be reused. HTTP/1.1 & nbsp; new

DescriptionAfter the server caches the compressed files, the re-accesses reduce the re-compression time and reduce the CPU usage. By setting the client file cache time, reduce the number of requests again, can be reduced by more than 85%. Picture

Common HTTP Status Codes 200 OK 301 moved permanently 302 found 304 not modified 307 temporary redirect 400 bad request 401 unauthorized 403 Forbidden 404 not found 410 gone 500 Internal Server Error 501 not

Successful status code: 200-the server returns the webpage successfully 304-not modified Status Code of failure: 404-the requested webpage does not exist 503-the server is temporarily unavailable 500-Internal Server Error   The following is not very

Network Working Group R. fieldingrequest for comments: 2616 UC runtime: 2068 J. gettyscategory: Standards track Compaq/w3cj. mogulcompaqh. frystykw3c/mitl. scheduler. leachmicrosoftt. Berners-LeeW3C/mitjune 1999 Hypertext Transfer Protocol --

HTTP status code and descriptionWhen a user is on an anti-Internet Information Service (IIS) server, the IIS server automatically returns a digital code indicating the status of the request in response to the request, provide status information

Document directory What is HTTP headers? Example How to view HTTP headers HTTP request Structure Post: send data to the server Head: receive header information HTTP Response Structure Host User-Agent Accept-Language Accept-Encoding

HTTP Error Code Description:"100": continue"101": witching protocols"200": OK"201": created& Quot; 202 & quot;: accepted"203": Non-authoritative information"204": NO content"205": reset content"206": Partial content& Quot; 300 & quot;: Multiple

Copyright:Based on the spirit of sharing, this article can be reproduced to benefit more test peers. Please retain this copyright statement upon reprinting and ensure the integrity of the article, but shall not be used for any commercial or other

"100": continue"101": witching protocols"200": OK"201": created& Quot; 202 & quot;: accepted"203": Non-authoritative information"204": NO content"205": reset content"206": Partial content& Quot; 300 & quot;: Multiple Choices"301": moved permanently"3

HTTP 400-invalid request HTTP 401.1-unauthorized: Logon Failed HTTP 401.2-unauthorized: logon fails due to server configuration problems HTTP 401.3-ACL prohibit Resource Access HTTP 401.4-unauthorized: Authorization denied by filter HTTP 40

ArticleDirectory Code Introduction Recently, the public has been strongly interested in the rest-style application architecture, indicating that the elegant design of the Web has begun to attract attention. Now, we gradually