Ajax

Javascript"> // Create an objectFunction createxmlhttprequest (){If (window. activexobject ){XMLHTTP = new activexobject ("Microsoft. XMLHTTP ");}Else if (window. XMLHttpRequest ){XMLHTTP = new XMLHttpRequest ();}} // Functions called by

Solve the problem that garbled characters may occur when Ajax transmits Chinese characters. // If the transfer parameter is directly assigned, garbled characters are generated! Http_request.open ("Post", URL, true ); Http_request.setrequestheader ('

How to Develop secure Ajax applications   Ajax is now the most popular Web application development technology, but at the same time, web applications have become the weakest and most vulnerable to attacks in this IT architecture, compared with

The main point of Jax is the XMLHTTPRequest object. Different browsers use different methods to create XMLHttpRequest objects. Use the IE browserActivexobjectWhile other browsers useXMLHttpRequestJavascript built-in objects.

In the extension package of ASPnet Ajax 1.0, we found that there is a good control according, which actually means to fold the control. For example, a page has three parts to be displayed, because the page The size of the toolbar ). The code is

Ajax has been popular for two or three years. Today's so-called Web 2.0 websites have more or less Ajax shadows. However, new Ajax frameworks are still being developed, and new versions of existing frameworks are also being released. Why? First,

Recently, jquery encountered Chinese garbled characters. In fact, its Chinese garbled characters are because contenttype does not specify encoding,You only need to search for contenttype in jquery. js.Then add; charset = UTF-8 after

Ajax Study Notes 01 Course: Deploy the first Ajax Program Learning steps:   1. Create a Java Web project -- ajax_01:   2. Create servlet, package name test, class name ajaxservlet, dopost () code:   Request.

  The multi-level interaction in the drop-down list is used in the project, and no Ajax server is used for processing. Later, the refreshing is too slow and Ajax (Ajax. dll) is used, and the result is Error: The callback parameter is invalid. Use

Ajax does not support a variety of character sets, its default character set is UTF-8, so the application of Ajax technology in the program should be timely encoding conversion, otherwise Chen Xu appears in the Chinese characters will become garbled.

I encountered this problem again today. I searched and sorted it out. There are three ways to solve the problem in the West: Protected void button#click (Object sender, eventargs E){1. response. Write (" "); 2. scriptmanager. registerstartupscript

To test whether jquery calls a third-party WebService, it uses jquery's $. Get (URL, Data, callback) to call a WebService that can be queried locally on a mobile phone.PS: http://www.webxml.com.cn/zh_cn/index.aspx website provides a lot of useful

  // Obtain the selected row. The grid is Ext. grid. gridpanel instance VaR _ records = grid. getselectionmodel (). getselections (); If (_ records. length! = 1) { Ext. msg. Alert ('modify', 'is required and can only be selected! '); } Ext. ajax.

It is still common for xhr (XMLHttpRequest) to send post text data. You can directly call "xhr. Send (data. However, the processing of binary data is a little complicated.   However, in firefox3, you can use the following method to debug ajax to

The previous article (DWR description 1) mentioned that DWR allows JavaScript to access the Java method on the server, which makes Ajax easier to use, dwr2.0 adds a very powerful function-reverse Ajax, that is, the server-side Java method can obtain

Java performance Chapter 11 performance of Web Services Spring Web Services 2 cookbook Chapter 3: testing and monitoring web-Services describes spring web service testing methods, including unit testing, integration testing, tcpmon monitoring, and

HTML code: Username:   Dispost. aspx background code: Protected void page_load (Object sender, eventargs E) { User user = new user (); If (user. checkname (resquest. querystring ["name"]. tostring ())) { Response. Write ("

Prototype was used for projects some time ago. JS later found some complicated situations, sometimes with memory overflow, and simply needed it. To ensure program compatibility, it implemented a simple Ajax encapsulation based on the prototype

Text: Use Ajax + XML to implement multiple languages on the browser side I. Introduction The first question to answer is whether it is necessary for us to implement such a function. At present, most websites (such as forums and blogs) are usually

Java code After the previous Ajax operation using jquery, the program request was successful: 1. Status Code 200 is returned, indicating that the server has responded to the client request normally; 2. The httpwatcher of firebug and IE shows