what is 503 service

What does HTTP return 302 mean ??? The exploration records are as follows: From: http://www.ha97.com/4000.html HTTP return status code When a user attempts to access content on a running host through HTTP or FTP, the web server returns a digital

HTTP status code, which is currently used. I used to remember several common status codes, such as 200,302,304,404,503. Generally, I only need to know these common status codes. For AJAX, REST, web crawler, robot and other programs. You still need

when the Web application runs in error, there will be a corresponding HTTP status code to match the error that occurred,theWeb Server will return the corresponding page according to the status code, common the http status code is as follows: £ º The

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

SOURCE Link: 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–

The HTTP status List response code consists of three-bit decimal digits that appear in the first line of the response sent by the HTTP server. The response code is divided into five types, represented by their first digit: 1xx: Information, request

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

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 CodeCommon Status Codes:Http:status 200– Server successfully returned to Web pageHttp:status 404– The requested page does not existHttp:status 503– Service Not availableDetailedDescriptionHttp:status 1xx (Temporary response)--A status

200 - ok, Server successfully returned to Web page      - Standard response for  successful http requests.301 - moved permanently (Permanent jump), the requested page has been permanently redirected to the new location.

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

1. Dynamic Web:Can accept the data submitted by the client, dynamic interaction data, there will be a vulnerability exists2. Web General framework:(1) Browser--->web server---> Application Server---> Database(2) Program code3. HTTP protocol

When the server responds to the client, it responds with the corresponding status code, and different status codes have different meanings.1XX: Information class2XX: Success Class3XX: Redirect Class4XX: Client Error class5XX: Service-side Error

as a program developer, you should know the meaning of the HTTP status returned by some servers, and only make sure that the status code one by one is clear and that the various problems encountered in the work can be handled with ease. So let's

When sending a request to the site, there has been a 503 error, the code is as follows:　　　　HTTP Error 503: Service UnavailableQuery network reasons, mainly the other side of the automatic query is limited, you can modify the header to deceive him,

First, status code classification:Second, the common status code 1. 2XX SeriesOKIndicates that the request is handled properly by the server, the most common is this, as the information returned by this status code is related to your request method,

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 200– Server successfully returned to Web pageHttp:status 404– The requested page does not existHttp:status 503– Service Not availableHttp:status 1xx (Temporary response)--A status code that represents a temporary response and requires

This article briefly records common HTTP response status codes, which are used to retain memos.Some common status codes are: 200-Server successfully returned on page 404-requested page does not exist 503-service not available1XX (Temporary

Common Status Codes:Http:status 200– Server successfully returned to Web pageHttp:status 3xx-Indicates that further action is required to complete the request. Typically, these status codes are used to redirectHttp:status 404– The requested page