request failed with http status 401

: The client issued a conditional request, but the resource on the server has not changed, the client is notified by responding to this response status code; Modified 401: Need to enter account and password authentication to access resources; unauthorized 403: request is forbidden; Forbidden 404: The server canno

The resource identified by this request is a capable of generating responses with characteristics not acceptable accord ing to the request "accept" headers.Use the following scenarios to resolveSPRINGMVC JSON configuration SchemeSpring4.1.0Use the Increase in Pom.xml1 　　　　 Dependency>2 groupId>Com.fasterxml.jackson.coregroupId>3 Artifactid>Jackson-coreArtifactid>4 versi

page to another network address.COPY: Requests the server to COPY the specified page to another network address.LINK: Requests the server to establish a LINK.UNLINK: disconnected.WRAPPED: allows the client to send encapsulated requests.Extension-mothed: You can add another method without modifying the protocol. HTTP response status code:① Client Error100 continue101 Exchange Protocol② Success200 OK201 crea

If an http request fails, the following code is the HTTP request code. The second request failed. could you tell me where the error was? Normal process: send an http

': ' useproxy ', ' 307 ': ' Temporaryredirect ', ' 308 ': ' permanentredirect ', ': ' Badrequest ', ' 401 ': ' Unauthorized ', ' 402 ': ' paymentrequired ', ' 403 ': ' Forbidden ', ' 404 ': ' notfound ', ' 405 ': ' methodnotallowed ', ' 406 ': ' notacceptable ', ' 407 ': ' Proxyauthenticationrequired ', ' 408 ': ' RequestTimeout ', ' 409 ': ' Conflict ', ' 410 ': ' Gone ', nBSP; ' 411 ': ' lengthrequired ', ' 412 ': ' preconditionfailed ', ' 413

The example in this article describes a workaround for the angularjs occurrence of a $http asynchronous background failure to obtain request parameter problems. Share to everyone for your reference, specific as follows: Angular uses a different form of request headers and data serialization when submitting data asynchronously, resulting in some background progra

HTTP Status 500-handler processing failed; Nested exception is Java.lang.OutOfMemoryError:PermGen spaceEnvironment information that occurs for this issue:System: CentOS 6.5Tomcat:tomcat 7.0.6PermGen spacePermGen space is the full name of permanent Generation space, refers to the memory of the permanent storage area Outofmemoryerror:permgen space from the surface

segment that represents the error. The response line contains the HTTP protocol version number, status code, and status information http/1.1 OK Status Code Status codes are used to describe the server's handling of client reque

Tomcat ErrorJava.lang.IllegalArgumentException:Request header is too largeProblem Analysis: The request header exceeds the Tomcat limit value. The POST request is not a parameter size limit, but the server has its own default size.Solution: (1) Modify the Server.xml configuration file for Tomcat and increase the request field length.maxPostSize= "0" Maxhttpheader

An HTTP request is a request message from the client to the server side.Include: In the first line of the message, the request method of the resource, the identifier of the resource, and the protocol used. Request messages from the client to the server include, in the first

-www-form-urlencodedAccept-encoding:gzip, deflate host:localhost:8080 content-length:14 connection:keep-alive cache-control:n O-cache cookie:jsessionid=774da38c1b78ae288610d77621590345 Username=adminRequest Header: Request first line: Request request URL Request Protocol/Protocol version number post/hello/target.html

For any HTTP request sent by the client to the Web server, regardless of the circumstances, each response has a status code and corresponding descriptive text represented by a 3-digit number. The status codes of different values embody different types of response states, and the range of response

Now widely used is the http/1.1 version, released in 1997.Understanding the HTTP protocol begins with the request, such as:Post/form/entry http/1.1format : request method URI Protocol versionRequest Method :get: Gets the resource specified by the URI, the main purpose is to

When using the Sourcetree client to push to the remote repository: RPC failed; HTTP 413 Curl Requested URL returned error:413 Request Entity Too Large Error!Baidu a bit:The first solution is:Executing in git bash: git config http.postbuffer 524288000After success, submit again, OK.Some blogs, say this method is not spirit, I try to.Also, mention that if you execu

1. There are several main methods of request: Verb Description HEAD Gets only the header information of a resource, metadata. For example, just want to know the size of a file, the modification date of a resource, etc. GET Get resources, one or more POST Create a resource PATCH Updates a partial property of a resource. Update resources on the s

Jsoup problem --- failed to get http request org. jsoup. UnsupportedMimeTypeException: Unhandled content type. Must be text/*, application/xml, or application/xhtml + xml., jsoupxhtmlJsoup problem --- failed to get http Request 1.

The HTTP status code consists of 3 numbers, the first number defining the type of status code:1XX: The information class, which represents a request to receive a Web browser, is being processed further.2XX: Success means that user requests are received, understood, and processed correctly.3XX: Redirect, indicating no s

//Workaround://introduce a namespace:usingSystem.Security.Cryptography.X509Certificates;usingSystem.Net.Security;//define the method:Private Static BOOLRemotecertificatevalidate (Objectsender, X509Certificate cert, X509chain chain, sslpolicyerrors error) { //in order to pass certificate validation, always return True return true;}//Call method One://called in the constructor:Staticwxrequest () {//gets the callback function for the validation certificateservicepointmanager.servercertificate

Import Urllib.requesturl="http://www.baidu.com"# Returns an object response= # Print out the header information returned by the remote server print# printed out the URL visited Print # print out the status of HTTP, 200 proves normal print(Response.getcode ())Results================================ RESTART ================================>>>2017 02:30:35 gmtcon

Hello everyone, today to share a status code 304, you may have been in the previous development of chrome tools or Firebug tool to intentionally or inadvertently see it.HTTP 304:not ModifiedThe standard explanation is that the not Modified client has a buffered document and makes a conditional request (typically providing a if-modified-since header indicating that the customer only wants to update the docum