Time passed quickly, and was pulled back to JS battlefield, cross-domain problem this scar again open pain.
Fortunately, with jquery to help, the cross-domain problem seems to be less difficult. This time also take this opportunity to the cross
Original 53580683No ‘Access-Control-Allow-Origin‘ header is present on the requested resource.What is cross-domain accessFor a chestnut: In a site, we want to use Ajax to get specific content from the B site. Cross-domain access issues occur if the
With an in-depth use of the ASP. NET Web Api, we might consider taking the front-end business to a finer point in the project. For example, the front-end project uses the ANGULARJS framework to make the UI, and the data is supported by another Web
When you do the JavaScript AJAX application, you will encounter the interface you need to request is not in your current domain, there will be cross-domain access issues, the browser will prohibit you to request this interface.
How to access this
http://blog.csdn.net/saytime/article/details/51540876This article on cross-domain access to do a more detailed analysis, I do a brief summary here1. Implement cross-domain access principle:Browsers cannot do cross-domain access because of the
### #JavaScript的AJax
Ajax is "Asynchronous JavaScript and XML" (Asynchronous JavaScript and XML)An important technique used in designing Ajax is the XMLHttpRequest object.
How to create a XMLHttpRequest object:
XMLHTTP = new Activeobject
Recently downloaded the GoodReader App, found that the pages opened in GoodReader not only support WebGL, but also allow cross-domain access to resources, before many examples of HT for Web manuals need to be published by the Web server to access,
Recently downloaded the GoodReader App, found that the pages opened in GoodReader not only support WebGL, but also allow cross-domain access to resources, before many examples of HT for Web manuals need to be published by the Web server to access,
Because of the same-origin security policy against cross-site scripting attacks, browsers prohibit client script (such as JavaScript) from making cross-domain calls to services of different domain names. The source in the homologous strategy (same
Issue: What types of address access are cross-domain access
URL type
Intranet URL (abbreviated)
Description
Whether access is allowed
Http://www.xxyy.com/1.jsHttp://www.xxyy.com/2.js
Cross-domain access issues, I believe everyone has encountered. This is a very tricky question. But however persuasive, outsmart, there is always a solution to this kind of problem. Recently I have come into contact with this problem, the solution
Cross-domain is a frequently encountered problem, especially when there are two domain names, such as your page in a.test.com, and then need to request data to b.test.com, this time across the domain. If you ask directly, you will find that the
Ajax cross-domain access is an old problem, a lot of solutions, more commonly used is the Jsonp method, the Jsonp method is an unofficial method, and this method only supports get mode, not as secure as post. Even if you use the Jsonp method of
This article brings the content is about JSONP cross-domain access analysis (front-end and back-end), there is a certain reference value, the need for friends can refer to, I hope to help you.
One, what is cross-domain access
For a chestnut : In a
When using jquery for $.ajax cross-domain access, such as the client domain name is www.test.com, and the server side is www.test2.com, the client accesses the server-side resources through Ajax to report cross-domain errors:XMLHttpRequest cannot
Cross-domain access JS implementation.Environment:. net3.5+jquery+json.netBecause in the cross-domain implementation, so new site here, this site only need:(1) Customer classpublic class Customer{public int Unid {get; set;}public string CustomerName
1. Put the following files in the root directory of TomcatApache-tomcat-8.0.12x64\webapps\rootClientAccessPolicy.xml fileXML version= "1.0" encoding= "Utf-8"?>Access-policy> cross-domain-access> Policy> Allow-fromhttp-request-headers="*">
First, prefaceWith more and more project modules, many modules are now deployed independently. Communication between modules can sometimes be done through cookies. For example, portals and applications, respectively, deployed in different machines
Description: This section describes how to configure in Tomcat so that the same app can be accessed through a different port number.In some scenarios where security control is required. For example, different address segments can only be accessed
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