304 not modified

HTTP Header parsingReprint please specify source: HTTP header parsingArticle Directory1. Web server associated with the HTTP protocol2.HTTP HeaderWeb server associated with the HTTP protocolBefore explaining the HTTP header knowledge, it is

OutputCache is for all users accessing the server resources, the browser cache to be described in this article is for individual users, let the browser under our control completely not continuous access to dynamic content on the server, that is, we

The browser cache has been used to describe only one approximate, deep principles can not be described, and finally in the front of the two interview process was asked to fall, in order to spite, access to some information to finally have a more

We often encounter 404, 500, 302 and other hints, what do they mean? In addition to these common status codes, what are some of the status codes that we have not encountered but are likely to appear? Here I made a summary, share with you. HTTP

Copy Code code as follows: /** * Send File * * @author: Legend (legendsky@hotmail.com) * @link: http://www.ugia.cn/?p=109 * @description: Send file to Client * @version: 1.0 * * @param string $fileName file name or path * @param string

HTTP Error code meaning: 100: Continue101: witchingProtocols200: OK201: Created202: Accepted203: Non-AuthoritativeInformation204: NoContent205: ResetContent206: PartialContent300: MultipleChoices301: MovedPermanently HTTP Error Code Description: 100:

HTTP 400-Invalid request HTTP 401.1-Unauthorized: Logon failed HTTP 401.2-Unauthorized: Server configuration issues cause logon failure HTTP 401.3-acl prohibit access to resources HTTP 401.4-Unauthorized: Authorization denied by filter HTTP

Ec (2); you do not have sufficient execution permits. For example, if the directory permission of the & nbsp; ASP & nbsp; page to be accessed is set to & ldquo; none & rdquo;, or the & nbsp; CGI & nbsp; the directory permission of the script is &

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

Http response status code and response status code From: http://hi.baidu.com/starsecond/blog/item/de75458a3cb1b51ac9fc7a6a.html ========================================================== ========================================== 100

[Http] the http method, status code, and composition.Http (Hypertext Transfer Protocol) HyperText Transfer Protocol (Hyper Text Transfer Protocol) is a Transfer Protocol used to Transfer HyperText from a WWW server to a local browser. It makes the

Both frontend and backend services will deal with HTTPHeaders from time to time, and understanding it will undoubtedly be of great help to Web development. This article will allow me to learn about httpheaders. What is HTTP Headers? HTTP is written

Process Steps for caching:1, receive----cache read the arrival request message from the network2, parsing----cache to parse the message, extract the URL and a variety of headers3. Query----cache to see if a local copy is available, and if not, get a

1 XML version= "1.0" encoding= "Utf-8"?>2 Configuration>3 system.webserver>4 staticcontent>5 ClientcacheCachecontrolmode= "Usemaxage"Cachecontrolmaxage= "7.00:00:00" />6 staticcontent>7 handlersAccesspolicy=

Research on cache in Web Development (I)Research on cache in Web Development (2)Research on cache in Web Development (III) (5) return to the browser window and remember the time value displayed in the browser window and tomcat command line window,

As mentioned above, the technical order is made by a single person on the server side, and sometimes the client needs to cooperate. A link request can be roughly divided into several stages. If the client sends the same request and the results are

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 implemented 100 continue The

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

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

HTTP 400-invalid requestHTTP 401.1-unauthorized: Logon FailedHTTP 401.2-unauthorized: logon fails due to server configuration problemsHTTP 401.3-ACL prohibit Resource AccessHTTP 401.4-unauthorized: Authorization denied by filterHTTP