cache-control max-age meta tag





Firefox displays old (presumably, cached) versions of pages in my web site despite using the meta tags shown below in any page.Try this one, i think it will help you! tag.Expires: Sat, 14 Feb 2004 20:46:04 GMT Cache-control: max-age 86400,private. My experience is that I have an HTML page with only one caching-related meta tag cache-control max-age3600. Its been 7 days since I accessed this page. When I open it from bookmark or from pasting the URL, it always returns a version from cache. How do I add this : Cache-Control: max-age3600, must-revalidate.But my (rather old) book of meta tags suggests not, as does a quick online search. It appears that http-equiv" Cache-Control" can only take one of four values: public, private, no-cache and no-store. max-age Set in seconds specifies the maximum amount of time content is considered fresh.Some web developers have opted to use META Tags to control how content can be cached as opposed to setting cache parameters in the HTTP headers. These are the HTML Meta Tags that I find useful or interesting.Clients SHOULD include both PRAGMA:NO-CACHE and CACHE-CONTROL:NO-CACHE when a no-cache request is sent to a server not known to be HTTP/1.1 compliant. Note: WebSEAL does not process tags with http-equiv attributes for Response headers.The max-age, max-stale, or min-fresh values determine whether the cache is used for the response. Content-range. Pragma: no-cache.

Some people may suggest you to set the HTTP-EQUIV META Tags, as belowAlso, when the max-age cache-control directive is present in a cached response, the response is stale if its current age is greater than the max-age (in seconds). Add these lines inside the head section: < meta http-equiv"cache-control" content"max-age0" /> < meta Cache-Control: max-age604800.Like all META tags, META HTTP-Equiv tags must be placed in the HEAD section of the page. Question about how browsers understand cache control and meta cache control tags.< meta http-equiv"Cache-Control" content"no-cache, no-store, must-revalidate, max-age0, s-maxage0" />. Which cache control is applied to the page? Metatags Support.A html cache-control tag has no influence on your search engine ranking. Meta tags which do have a lot of influence are the title of your page, the keywords and the description meta tags. For example, CSRF tags and Flash messages should never end up in a public proxy. To be sure with the CSRF tags, it is a good idea to make the output of csrfmetatag in the default app/views/layouts/application.

html.erb layoutCache-Control: max-age0, private, must-revalidate. The max-age parameter specifies the time (in seconds) to cache the deck.Finally, if the Cache-control tag is not defined in the WML deck, the browser may derive the decks TTL from the HTTP cache headers, based on the HTTP/1.1 caching model. Firebug similarly records Cache-Control: max-age0. Google also makes clear here that max-age overrides the Expires header (which I dont set) and that you dont need both.What they do with meta tags used to simulate HTTP headers is a different issue. cache-control max-age3600.with intention to cache it for an hour.I am not aware of any functionality in Chrome to obey cache-control directives in HTML meta tags. UPDATES: Firebug similarly records Cache-Control: max-age0. Google also makes clear here that max-age overrides the Expires header (which I dont set) and that you dont need both. http-headers meta-tags cache-control html-head edited Apr 18 15 at 12:27 Adrian Heine 2 Surrogate-Control: max-age3600. will cache something on our caches for one hour. This header gets stripped and is only visible to Fastly caches. Cache-Control: s-maxage. cache-control: This content-type is use when client browsers and caching devices are known to successfully implement all no-caching options, include multiple no-caching options including.. What they do with meta tags used to simulate HTTP headers is a different issue. We can expect any conflict to be resolved in favor of the actual headers. (This has been normatively specified in HTML specs for Content-Type headers.). To control cacheing, you should (at least primarily) I want to have browsers cache these assets for as long as possible. What meta-data headers should I include with my assets Cache-Control: max-age??? Generating HTML (i.e. br and p tags) from plaintext in C. External Javascript bookmarklet doesnt work. How (and how not) to Control Caches. HTML Meta Tags vs. HTTP Headers. Pragma HTTP Headers (and why they dont work).You can also use the CFHEADER tag to set Cache-Control: max-age and other headers. The caching mechanism of these systems can be controlled using caching meta tags or HTTP caching headers.After the response has expired its deleted from the cache. s-maxage: same as max-age but for proxy servers. Standard Cache-Control directives that can be used by the client in an HTTP request. Cache-Control: max-age Cache-Control: max-stales-maxage. Overrides max-age or the Expires header, but it only applies to shared caches (e.g proxies) and is ignored by a private cache.

If you try to upload file to S3 using PutObject and specify MetaTag Cache-Control then created object will have tag x-amz-meta-cache- control instead of it.and add to MetaData Cache-Control: max-age1209600. As you might guess max-age sets the maximum time in seconds that a cached resource may be used from the time of the initial request.An .htacess file isnt the only way to set Cache-Control headers. You could set them in a meta tag, though its not recommended. Setting the Cache-Control header. Meta http-equiv tags.Note that setting the cache control to max-age0 has the same effect as no-cache. There are many other possible values for the Cache-Control header. Cache-Control: s-max-age60. This is only used by intermediate caches like a CDN.Prior to HTML5, using meta tags inside HTML to specify cache-control was a valid approach: < meta http-equiv"Cache-control" content"no-cache">. RFC 2616 recommends that the maximum value for should no longer than 1 year ( max-age31536000).Prior to HTML5, using meta tags inside HTML to specify cache-control was a valid approach See more tags. RELATED QUESTIONS.Im not sure why we would get Pragma: no-cache for page 1 in the response since we have < meta http-equiv"Cache-control" content"max-age2592000, public"> for page 1. Cache-Control: max-age31536000. The content at this URL never changes, thereforeThe browser/CDN can cache this resource for a year without a problemCached content younger than max-age seconds can be used without consulting the server Cache-Control: must-revalidate Cache-Control: max-age3600 Cache-Control: no-cache.If it is not possible to set the HTTP header, the Expires META tag may be used. This will influence many browsers, but typically not proxy caches. Description: Useful HTML Meta Tags are listed and described, and example usages are given.5. Text link: HTTP Cache Control max-age, must-revalidate - Stack Overflow. Domain: Tags: html cache-control.Scope of Cache-Control meta tag in HTML file. What do I put in my HTML to ensure users get latest version of my page, not old version? These meta tags can control document caching, specify document encoding, send redirecting requests.The header expires will be irrelevant if the header cache-control with the directive max-age is present. Cache-Control: max-age259200.Strip HTML tags and its contents. Ical VALARM not registrering. CakePHP session/auth logging out intermittently. There are three ways to set cache control rules for your web site. Via < meta> tags ()For truly dynamic content you can force resources to not be cached by setting an age of zero seconds and to not store the resource anywhere. Cache-Control: max-age2592000, public. When a file is accessed by a browser the HTTP headers are also retrieved. When the Cache-Control header is included the browser will respect the values found there. While it may be tempting to slap a Pragma: no-cache meta tag on a home page, it wont necessarily cause it to be kept fresh, if it goes through a shared cache.Interesting Cache-Control response headers include: max-age[seconds] - specifies the maximum amount of time that an object will be What Cache-Control headers fields can I set? These fields can be configured individually: max-age. s-maxage. stale-if-error. stale-while-revalidate.Meta. Version: 2.2.1. Last updated: 4 months ago. then, browser would always request with Cache-Control: max-age0. This usually happens with Tomcat container, where the BaseAuthenticator addsNot the answer youre looking for? Browse other questions tagged google-chrome cache or ask your own question.Meta Stack Exchange. The meta cache control tag allows Web publishers to define how pages should be handled by caches.You can also use the CFHEADER tag to set Cache-Control: max-age and other headers. Meta Discuss the workings and policies of this site.I am trying to understand the Cache-Control: max-age0 configuration from below: This is a snipet from HTTP Live Headers for a static image on our landing page after hitting refresh

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