408 request

Recently, when doing web development, using $.post to submit data, but the callback function has not been triggered, press F12 to see the console output is: POST * * * Bad Request The background is SPRINGMVC, and setting breakpoints will not be triggered. Later, the jquery data learned that $.post submit data only when the callback function is successful, so instead of submitting the data $.ajax, add the error callback function, get the error message,

xml| Request Return query Resultspublic static System.Data.DataSet getdatasetbyrequest (String Requeststring,bool writetext){String requeststr= "http://192.168.1.1/post.aspx"; String str= "request=" +requeststring; Request is the requested parameter, RequestString is the requested stringbyte[] bytes = encoding.getencoding ("GB2312"). GetBytes (str); You can set t

In the HTTP request, if it is a GET request, then the form parameter is appended to the URL in the form of name=valuename1=value1, and if it is a POST request, then the form parameter is in the request body, also in the name=valuename1= The form of value1 in the request body

1. PrefaceWhen using Vue to develop mobile app, the Vue proxytable interface cross domain request problem occurs when obtaining interface data using HTTP request2, Vue HTTP request code is as follows: this. $http. Post (this. URL + '/mobile/?base/getbaseinfo.do ', {type:1}) . Then (function (res) { alert (res.data.name) }) . catch (function (error) {this . $toast (' Get basic informatio

Original link: http://blog.csdn.net/qq_27093465/article/details/76160419Thanks to the original authorExample: http://localhost:27001/test/test3?facilityType=NonefacilityType=APMfacilityType=NPMTocken= cc0b88b8-a1a6-423e-b93c-378fd59a7f5dThe facilitytype parameters of the back end are: [NONE,APM,NPM], which implements the function of passing an array. You can try it for yourself.A GET request sends an array or list to the background directly via a bro

In the HTTP request object, you can take the HTTP header header, one of which is "Referer", through which we can know the URL of the last request, which is quite useful in some situations. As in a list page, there is usually a delete link, delete a data in the list, if you want to delete the success and then return to the list page, you can do the following: Java code String Returl = Request.getheader ("Re

The separation and development of the front and back ends often involve the separation and development of the front and rear ends. However, JS prohibits cross-domain requests. For example, Ajax requests in api.test.com such as access to aaa.test.com servers Then the front and rear end have to take some measures to solve Back-End (Java): Set the response header in the Interceptor or filter, take the interceptor in SPRINGMVC for example: Package cn.creat.zhxy.interceptor;Import Javax.servlet.http.

Request. Params 14:02:22 | category: Asp.net| Label: | large font size, small/medium subscription Request. Params is actually a set of requests. querystring, request. Form, request. Cookies, and request. servervariables. If you want to transmit data on two pages, you can on

ASP. form, both methods can obtain the parameter values passed by the page form. I have never noticed the difference between the two methods. I generally like to use the form of request ("ABC, simple and clear. Recently I modified some kingcms code. One of the Code is the request. form ("ABC") is used to obtain the passed parameters. However, I can enter the passed parameters in the address bar and cannot o

port.· The 404.2-web service extension lockout policy blocks this request.· The 404.3-mime mapping policy blocks this request. · 405-method not allowed request method (GET, POST, head, DELETE, put, trace, etc.) is not appropriate for the specified resource HTTP predicates used to access this page are not allowed (methods are not allowed) (HTTP 1.1 new)· 406-no

GET request1. Set Request path 2 nsstring *urlstr=[nsstring stringwithformat:@ "http://192.168.1.53:8080/mjserver/login?username=%@ pwd=%@ ", self.username.text,self.pwd.text];3 nsurl *url=[nsurl urlwithstring:urlstr];4 5// 2. Create Request Object 6 nsurlrequest *request=[nsurlrequest requestwithurl:url];7 8// 3. Send RequestPOST

the processing of the server. HTTP status Return code code description 400 (Error request) The server does not understand the syntax of the request. 401 (not authorized) request authentication. The server may return this response for Web pages that need to log on. 403 (Prohibited) the server refused the request.

Tag: Range tells response res data request Identity Order ICARecently in the search for a job, the interviewer asked some questions himself did not answer on, here to do a summary.　　What information does the HTTP request, the request header and the response header have?　　The most common way for page and server interaction is to Ajax,ajax simply that the browser s

Request and responseauthor: lxy 1. Understand request and Response Request: request object response: the response Object Request and response object are created by the server. Each request creates a new

Http request and response, Http Request Response The Http Protocol specifies the Request format sent by the browser and the Response format sent by the Web server. The request consists of three parts: Requset line: Request line, located in the first line

Initiates an HTTP request that can be initiated through a browser or through a program. Through the program to initiate HTTP requests (such as Java httpurlconnection), as long as the HTTP layer of things can be forged, of course, most of the forged header field. In the browser to initiate the HTTP request (including AJAX requests), some common header fields (such as:Referer,user-agent, etc. ) are the brows

Write it in front. When we use Ajax, when we send data to the server, we can request the server using GET, or we can use post to request the server. So, when should we adopt the Get method, when should we use the Post method? The difference between a GET request and a POST request 1. When a GET

JSP built-in Object request Method, jsp built-in request JSP built-in Object request Method Obtain the parameter: request. getParameter (); Obtain multiple parameters: request. getParameterValues (); Your local IP address is: reques