what is 503 service

I still don't understand the difference between 204 and 304. OK The request succeeds (followed by the answer document for the Get and post requests.) ） 204 No Content There are no new documents.

A deep understanding of the multi-thread mechanism of IIS and a deep understanding of the multi-thread mechanism of iis First, let's take a look at the two numbers in IIS: Maximum number of concurrent connections and queue length. Let's talk about

Some common status codes are as follows: 200 Some common status codes are as follows: 200-the server successfully returns the webpage 404-the requested webpage does not exist. 503-service unavailability detailed breakdown: 1xx (temporary response)

Common Status Codes:200-Server successfully returned to Web page 404-The requested page does not exist 503-Service Not available1XX (Temporary response)A status code that represents a temporary response and requires the requestor to continue the

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

The ngx_http_limit_req_module (0.7.21) can limit the frequency of request processing by defining key values. In particular, it can limit the frequency of request processing from a single IP address. The method of restriction is to use a "bucket

The following modules allow for regulate access to the documents of your Websites-require users to authenticate, MATC H a set of rules, or simply restrict access to certain visitors.Auth_basic Modulethe auth_basic module enables the Basic

Network Working Group R. fieldingrequest for comments: 2616 UC runtime: 2068 J. gettyscategory: Standards track Compaq/w3cj. mogulcompaqh. frystykw3c/mitl. scheduler. leachmicrosoftt. Berners-LeeW3C/mitjune 1999 Hypertext Transfer Protocol --

1. Enable content expirationEnabling content expiration for static files improves access performance. First, the website directory should be reasonably divided, and images, CSS, and JavaScript should be placed in a separate directory. Then, in IIS,

HTTP status code: 200-The server returns the webpage successfully.404-The requested webpage does not exist.503-Service unavailable 1xx indicates the status code of the temporary response and requires the requester to continue the operation. Code

Android http code response code status code, androidcode Some common status codes are: 200-the server returns the webpage successfully 404-the requested webpage does not exist 503-server timeout The complete list of HTTP status codes is

HTTP Status Code, statuscodeSome common status codes are:200-The server returns the webpage successfully.404-The requested webpage does not exist.503-Service unavailableExplanation of all statuses:1xx (temporary response)Status Code indicating a

Limit_connSyntax: limit_conn zone_name the_sizeScope: http, server, location The code is as follows:Copy code Limit_zone one $ binary_remote_addr 10 m;Server {Location/download /{Limit_conn one 1;} Define a record area called "one" with a total

HTTP status Code editing 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,

a list of HTTP status codes that are common in production environments (list of HTTP state codes)Description: Refinement does not seek much, there is not the same thinking is not the same wonderful.200-OK, the server successfully returned to the Web

One. HTTP common return status codes are:　　a 1xx (ad hoc response) represents a temporary response and requires a status code for the requestor to continue to perform the operation. -(continued) The requestor shall continue to make the

Some common HTTP status codes are:200– server successfully returned to Web page404– The requested page does not exist503– Service Not availableCommon HTTP status Code Daquan1XX (Temporary response)A status code that represents a temporary response

Some of the common status codes are: $-Server successfully returned Web page 404 -The requested page does not exist 503 -service is not availableAll State explanations:1XX (Temporary response)A status code that represents a temporary response and

200-OK, the server successfully returned to the Web page Standard response for successful HTTP requests.301-moved permanently (permanent jump), the requested page has been permanently redirected to the new location. This and all of the future

As an Internet developer, the meaning of the HTTP status returned by some servers must be well-understood, and only these status code one by one can be figured out, and all the problems encountered in the work are handled with ease. Well, let's look