505 http version not supported

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HTTP corresponding code and get method

1xx (temporary response)A status code that represents a temporary response and requires the requestor to perform an action before continuing. Code Description 100 (Continue) The requestor shall continue to

Parsing HTTP (HttpURLConnection getresponsecode)

HTTP RequestThe client requests access to the resource to the server by sending an HTTP request. The HTTP request consists of three parts: the request line, the message header, and the request for essay.3.1. Request LineThe request line begins with

Status information for the HttpServletResponse status

1xx - 信息提示这些状态代码表示临时的响应。客户端在收到常规响应之前,应准备接收一个或多个 1xx 响应。   ·0 - 本地响应成功。 · 100 - Continue 初始的请求已经接受,客户应当继续发送请求的其余部分。(HTTP 1.1新) · 101 - Switching Protocols 服务器将遵从客户的请求转换到另外一种协议(HTTP 1.1新)2xx - 成功这类状态代码表明服务器成功地接受了客户端请求。 · 200 - OK

Web Status Code

http/1.1 defines the status code value and the corresponding reason phrase (reason-phrase) example.1XX means: MessageThis type of status code, on behalf of which the request has been accepted, needs to be processed. This type of response is a

Javaweb Knowledge Point Summary One

Common status codes and their meaningsSome common HTTP status codes are:200-The server successfully returned to the Web page400-The server does not understand the syntax of the request404--The requested page does not exist503--Service not

Common HTTP states

In the actual application of the site construction, prone to a lot of small mistakes, like MySQL was optimized not in place, the impact of the overall site browsing effect, in fact, the site's regular HTTP status code performance is the same, Google

The request methods for post,, put, etc. in the HTTP protocol, and some common errors #Reprinted #

The request method is a program that requests a certain Web page or is used for a specific URL.You can choose from the following types: GET: Requests the specified page information and returns the entity principal. HEAD: Only the header of the

HTTP status Code collation

Status Messages 1XX: Information message Description Continue The server only receives partial requests, but once the server does not reject the request, the client should continue to send the

Various HTTP return status codes in detail

If a request is sent to your server asking to display a webpage on your site (for example, when a user accesses your page through a browser or Googlebot crawls a webpage), the server returns an HTTP status code in response to the request.This status

HTTP status Code (response code)

The HTTP status Code (response code) is used to indicate whether the HTTP request has completed successfully. The HTTP response type is divided into five categories: message response, successful response, redirect, client error, server-side

Talking about HTTP protocol (next)

The response message is as follows. The response message is also divided into the response starting line, the response header, the CRLF, and the response body.The response starting line includes the protocol version, the response status code, and

What does HTTP status code 200,300,404 mean?

You should know the status code when learning Web design, but our common status code is 200,404, the following describes the other status values1 HTTP status code starting withA status code that represents a temporary response and requires the

Introduction of various HTTP status codes returned by the server

Summary The HTTP status code is a 3-bit numeric code that represents the HTTP response status of the Web server. It is defined by the RFC 2616 specification and is extended by RFC 2518, RFC 2817, RFC 2295, RFC 2774, RFC 4918, and other

Common HTTP Error Codes

Some of the common status codes are:200-Server successfully returned to Web page404-The requested page does not exist503-Service Not availableDetailed decomposition:1XX (Temporary response)A status code that represents a temporary response and

HTTP statusCode (status code) 200, 300, 400, 500 sequence

201-206 indicates that the server successfully processed the status code of the request, which indicates that the Web page can be accessed normally.200 (success) The server has successfully processed the request. Typically, this indicates that the

HTTP status Code

1xx (Temporary response)A status code that represents a temporary response and requires the requestor to continue the operation. Code Description100 (continued) The requesting person shall continue to make the request. The server returns this code

[single-choice] that function can check if the HTTP header has been sent or sent to where?

Headers_sent () Http_response_code () sent () Header () Definition and usageThe Headers_sent () function checks whether the HTTP header has been sent and where it was sent.Returns True if the header was sent, otherwise

HTTP protocol Status Code in detail (HTTP status code)

Using asp.net/php/jsp or JavaScript will use different states of HTTP, some common status codes are:200– Server successfully returned page 404– requested page does not exist 503– service is not available1XX (Temporary response)A status code that

HTTP Status Code Detailed

 An error may occur when the browser requests a service from the Web server. It is possible to return the following series of status messages:1XX: Information message: Description: Continue The server only

HTTP status Code

Some common status codes $-Server successfully returned to Web page304(unmodified) The requested webpage has not been modified since the last request. When the server returns this response, the Web page content is not returned.404-The requested page

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