[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2008-08-01。"],[[["\u003cp\u003eThis series of blog posts focuses on the \u003ccode\u003e404\u003c/code\u003e response code, which indicates a "Not Found" error when a webserver cannot locate the requested webpage/file.\u003c/p\u003e\n"],["\u003cp\u003eUnderstanding response codes, like the common \u003ccode\u003e200\u003c/code\u003e for "OK" or \u003ccode\u003e301\u003c/code\u003e for "Moved Permanently," is important as they represent the webserver's status in response to a request.\u003c/p\u003e\n"],["\u003cp\u003eA \u003ccode\u003e404\u003c/code\u003e error occurs when a user clicks a link, but the linked webpage/file is missing or inaccessible due to issues like a broken or mistyped URL.\u003c/p\u003e\n"],["\u003cp\u003eThe upcoming posts will provide guidance on optimizing the user experience and search engine handling of \u003ccode\u003e404\u003c/code\u003e errors.\u003c/p\u003e\n"]]],["Webservers use numeric response codes to indicate the status of a URL request. A `404` code signifies that a requested file was \"Not Found.\" When a user requests a webpage, the server searches for the corresponding file. If the file isn't found, the server should return a `404` error. Future posts will discuss optimizing `404` errors for both users and search engines. Response codes such as `200` means the file is found and `301` means the file has been permanently moved.\n"],null,[]]