Cache-control的max-age
WebCache-Control: max-age=3600, must-revalidate. When both Cache-Control and Expires are present, Cache-Control takes precedence. If you plan to use the Cache-Control headers, you should have a look at the excellent documentation in HTTP 1.1; see References and Further Information. Validators and Validation WebJul 31, 2010 · 网页的缓存是由HTTP消息头中的“Cache-control”来控制的，常见的取值有private、no-cache、max-age、must-revalidate等，默认为private。其作用根据不同的 …
Cache-control的max-age
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WebJun 25, 2011 · The max-age directive is used to specify (in seconds) the maximum age of the content before it becomes stale (i.e., the content will not change for some period of … WebJul 24, 2024 · The time that the browser should keep the file in cache should be defined in seconds, typically presented like this Cache-Control: max-age=31536000. With this policy, the browser completely skips ...
WebApr 24, 2024 · Summary. We set a 1 year cache because that’s the largest value allowed by the protocol. Browsers don’t store things in their cache for a year, but CDNs do. The world would be a better (and more understandable) place if we had an explicit cache-forever option. But we don’t. WebRFC 7234 HTTP/1.1 Caching June 2014 Note that cached responses that contain the "must-revalidate" and/or "s-maxage" response directives are not allowed to be served stale …
WebWhat is the Cache-Control Header. Cache-control is an HTTP header used to specify browser caching policies in both client requests and server responses. Policies include how a resource is cached, where it’s cached … WebMay 7, 2024 · 1. Always Revalidation. If the page is changed frequently, like the list page for the e-commerce website. Then we should let the user check if there is any new information on every request. Therefore, we can set …
WebFeb 21, 2024 · With Origin Cache-Control off and max-age=0, Cloudflare will bypass cache. When setting no-cache with Origin Cache-Control off, Cloudflare does not cache. When setting no-cache with Origin Cache-Control on, Cloudflare caches and always revalidates. max-age=seconds — Indicates the response is stale after its age is greater …
WebWhen there is more than one value present for a given directive (e.g., two Expires header field lines or multiple Cache-Control: max-age directives), either the first occurrence should be used or the response should be considered stale. If directives conflict (e.g., both max-age and no-cache are present), the most restrictive directive should ... can you get a 100 mortgage with bad credit最近看到一个概念叫swr （stale-while-revalidate），但是我看了好久的文档都没有搞懂，直到自己实操才终于理解。接 ... can you get a 25 year mortgage at 50WebMay 24, 2024 · The HTTP specification enables the server to send several different Cache-Control directives which control how and for how long individual responses are cached by browsers among other intermediate … bright logic wallingfordWebApr 14, 2024 · 沒有賬号? 新增賬號. 注冊. 郵箱 brightlogic pumpWebJul 4, 2024 · There's not enough information to comment on the validity of the recommendation. TL;DR The addition of max-age=0 to the Cache-Control header could provide some additional security by stating the response is stale and not to use any cached responses.. The no-store Cache-Control is to prevent the inadvertent release or … can you get a 25 year mortgage at 55WebMay 3, 2024 · A cache max - age is a positive integer, expressing a number of seconds. Cache max-ages are passed around as individual integers, because a given cache item can only logically have a single max-age. Examples: 60 means cacheable for 60 seconds. 100 means cacheable for 100 seconds. 0 means cacheable for zero seconds, i.e. not … bright logic ヨシムラWebCache-Control 的几种常见的配置 1. max-age：设置强制缓存的时间，单位s。资源会缓存到本地 2. no-cache：设置不强制缓存，每次都去进行协商缓存，确定资源是否有变更， … bright logistics llc