domain access

1, problem code At the time of local testing, I had two projects, which would cause the current user to exit when accessed in this way.2, the way to solve

Ways to troubleshoot cross-domain access1. Use the response headerResponse.setheader ("Access-control-allow-origin", "*");//What servers are allowed to accessResponse.setheader ("Access-control-allow-methods", "GET POST");//allowable submission

Here is the code for COCOS2D-JS to request network data: var HttpRequest = {/* * network request GET * URL Request Network address * Callback CALLBACK parameter * */get:function (url,callback) { var xhr = Cc.loader.getXMLHttpRequest ();

1. Search Webapi in NuGet to find the following extension and add it into the project.2. Add a line of code in Global.asax protected void Application_Start () { // add cors support

How Ajax accesses data across domainsRecent problems encountered in the process of doing a project, a site needs to access the data of another site, and through scripting, and due to the limitations of the same-origin policy, the developer can no

The idea of JSONP is very simple. Front-end Create script tag, set SRC, add to head (you can add to body) Backstage returns a JS variable Jsonp, this JSONP is the JSON data after the request Delete the script tag when the callback

The following example you can refer to the following How does jquery achieve cross-domain access? Connect to an interface provided by someone else

Emulate jquery Framework Source-Grow---cross-domain access

With JSONPTo define the path for the URL to be accessed across domains, the request will become a cross-domain request script file that will trigger the callback function after the request succeeds ListcontactsAjax cross-domain access issues

First, JSONPThe commonly used jquery Framework supports JSONP-mode requests, which only support the Get method, the size of the parameter is limited, and the background needs to be returned based on the JSONP request.Where the parameter Jsonp

The front page test code is as follows:DOCTYPE HTML>HTML>Head> styletype= "Text/css">. Gridtable{font-family:Verdana,arial,sans-serif;font-size:11px;Color:#333333;Border-width:1px;Border-color:#666666;Border-collapse:collapse;}

@Controller@RequestMapping (value = "API")public class Apiitemcatcontroller {@AutowiredPrivate Itemcatservice Itemcatservice;@RequestMapping (method = Requestmethod.get)Public responseentity Queryitemcatall (@RequestParam (value= "callback",

1.awk arraysSuppose we have a hotelHotel greenThere are several rooms in the hotel 515,516,517,519 these roomsHotel 515 rooms greenhotel[515] Hotel 516 rooms greenhotel[516] Hotel 517 room greenhotel[517] Hotel 519 Room GREENHOTEL[519]Guests staying

Ah hahaha haha haha haha haha i am too excited ~ Actually this work I have been delaying ah, I think wow, it is difficult ah, do not want to do = =Then bite the bullet to study a whole afternoon + night finally made clear ~ ~ ~ Wow haha haha ~ ~ ~ ~

Different domains: protocol, domain name, port any one different;1,JSONP cross-domainIn JS, it is not possible for us to use XMLHttpRequest to request data from different domains directly. However, it is really possible to refer to a JS script file

Because of the nature of the development model of Sencha Touch 2, it basically determines that its native data interaction can be achieved almost exclusively through Ajax.Of course, by calling the powerful PhoneGap plug-in and then packaging, you

if (Request.Headers.Get ("Origin") = null) {FilterContext.HttpContext.Response.AddHeader ("Access-control-allow-origin", Request.Headers.Get ("Origin"));FilterContext.HttpContext.Response.AddHeader ("Access-control-allow-credentials", "true");}Add

Front-end JS$.ajax ({ url: "url", type: "Post", DataType: "Jsonp", jsonp: "Jsoncallback", jsonpcallback: " Successcallback", success:function (data) { alert (" Success ") },

JS access resources By default using the same-origin policySame origin: domain name, same portLocalHost and IP address are not homologousAjax cross-domain strict: Sub-domain name, the same domain name and port are different cross-domainFirefox Ajax

Do project encountered an AJAX cross-domain request, in the Internet to find a lot of the relative details of this introduction, but the background processing and I have a bit different, special stickers out for reference.1:action is generally used