首先,还是说一下200和304,这两个都是关于读取缓存内容,无需服务端返回的意思。但是两者的区别在于200的cached状态是直接取缓存,304则是请求发送到后端,后端提示可以重定向到缓存。 200 OK The request has succeeded. The meaning of a success varies depending on the HTTP method: GET: The resource has been...
HTTP 故障图解指南 网页打开某个网站,可以看到正常的内容,这个HTTP Status code是200,没有显示在页面上。 但是偶尔会看到整页白底,但是上面写400、403、500,或者画面比较好看的404此页面找不到等等,那这些代码是什么意思呢? 做为一个运维工程师,遇到这样的情况,你又应该怎么判断是哪里出问题了呢? 1HTTP 状态代码...
200 is the general status code for successful requests. The exact meaning of "success" is dependent on the request method used. If you make a GET request, you'll get a response with the content of the requested resource. If you make a POST request, you'll get a response with the cont...
406 (SC_NOT_ACCEPTABLE)表示请求资源的MIME类型与客户端中Accept头信息中指定的类型不一致。见本书7.2部分中的表7.1(HTTP 1.1 Response Headers and Their Meaning/HTTP 1.1响应头信息以及他们的意义)中对MIME类型的介绍。406是新加入 HTTP 1.1中的。 407 (Proxy Authentication Required/代理服务器认证要求) 407 (...
见本书7.2部分中的表7.1(HTTP 1.1 Response Headers and Their Meaning/HTTP 1.1响应头信息以及他们的意义)中对MIME类型的介绍。406是新加入 HTTP 1.1中的。 407 (Proxy Authentication Required/代理服务器认证要求) 407 (SC_PROXY_AUTHENTICATION_REQUIRED)与401状态有些相似,只是这个状态用于代理服务器。该状态指出...
HTTP Status Code 201, also known as "201 Created", means the request was successful and a new resource was created as a result. This response status is part of the 2xx (Success) class of HTTP codes. HTTP 201 Created Status Code: Meaning, Use Cases, and Best Practices HTTP Statu...
“404” code at some point. This is an HTTP response from the server of the website you are visiting, telling you that the requested URL is non-existent. The “404 Not Found” code is one of many HTTP response status codes, and each has a different meaning. The common trait they ...
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The error code HTTP 429 Too Many Requests is one of the many 4.x.x HTTP status codes that indicate errors from the client side and not the server. It’s typical for web servers to set a limit of possible HTTP requests for a given time frame. They impose this security measure to prev...
Response header sent by a federated identity provider (IdP) to set its login status, meaning whether any users are logged into the IdP on the current browser or not. This is stored by the browser and used by the FedCM API. Signature Experimental The Signature header field conveys a list...