http response header

[Java]   View Plain Copy/**   *  Class Description: HTTP response header information    *    *  @author   Author:  LiuJunGuang   *  @version   creation time:2011-10-29  am 09:11:08   */   public interface responseconstant {       /**        * 

When you serve a document from a Web server, you might want to immediately prompt the user to save the file directly to the user's disk, without opening it in the browser. however, for known mime (Multipurpose Internet Mail Extensions) types such as

The status code consists of three digits, the first number defines the category of the response, and there are five possible values:1XX: Indication information--Indicates that the request has been received and continues processing2XX:

Date: The date header field indicates the message sending time. The description format of the time is defined by rfc822. For example, Date: Mon, 31 Dec 2001 04: 25: 57gmt. Age: When the current server uses its own cached entities to respond to

The Web site contains more than just web pages, and sometimes you need to provide files that users can download. Putting your files on the server and attaching links to the pages is just the first step, and you also need to be aware that the HTTP

Welcome reprint, but please indicate the source thank you: http://blog.csdn.net/shootyou/archive/2011/01/13/6135669.aspx Let's talk about the principle: When a client (PC browser or mobile browser) receives a response from Tomcat, the header is

Request Header: The browser sends the requested data, resources, to the server. Response header: The server responds to the browser data and tells the browser who I am and what I want you to do. For example, I am nginx, give you the resources is

Since 99, I began to contact with the network programming, the original project is written in C language a lot of CGI, can be described as the pain of the programming, because at that time the domestic technical level is generally relatively low, if

Although I have set the reading permission for this post, I will not name it if our moderators, core, and honors have lent their IDs to others. If some of your friends in the internal team really need an ID to read the post in the Forum, let me know.

How to disable the server signature on an Apache website Server Problem: When The Apache2 website server returns an error page (for example, the 404 page cannot be found and the 403 page is forbidden to be accessed), the website server signature is

This article mainly introduces the method of hiding the server signature on Apache, the example is based on the Linux of Debian department, the friend who need can refer to the Revealing a Web server's signature with server/php version information

Revealing a Web server's signature with server/php version information can pose a security risk because you are basically telling the attacker about a known vulnerability on your system. Therefore, as a part of the server hardening, it is highly

From the first contact with the HTTP protocol, I do not know what is going on, forming a false view that the HTTP protocol is a pure ASCII character protocol, that is, in the HTTP stream is not see the binary stream of the 0x00 value. In fact, the

XMLHttpRequest Cannot load http://www.zjblogs.com/ . No ' Access-control-allow-origin ' header is present on the requested resource. Origin ' null ' is therefore not allowed access.Looked up the information, found that it is the new standards of the

The latest in the standard is to implement HTTP cross-domain requests, cross-origin Resource sharing, is the cross-domain target server to return a series of headers, through these headers to control whether the cross-domain consent.These headers

JS cross-Domain access hint error: XMLHttpRequest cannot load/http/... No ' Access-control-allow-origin ' header is present on the requested resource. Origin ' null ' is therefore not allowed access.Workaround:1. If the requested URL is an ASPX page,

The session principle and application of PHPer in the process of learning sessions and cookies are mostly for beginners. The following is some of the content of session and cookie sorting by the author. the following content is for PHP beginners, it

The previous article introduced the basic knowledge of ajax. This article uses a simple example of user verification to explain it to you! First, you can understand this object: the XMLHttpRequest object can be used to update webpages without

The PHP configuration defaults to allow the server to display the PHP version installed on the server in HTTP response header x-powered-by. For server security reasons (although not the primary threat to be feared), it is recommended that you

issue : Whenever the APACHE2 site server returns an error page (for example, 404 page cannot be found, 403 Forbidden page), it displays the site server signature (for example, Apache version number and operating system information) at the bottom of