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Is there a lt;meta gt; tag to turn off caching in all browsers? The list is just examples of different techniques, it's not for direct insertion If copied, the second would overwrite the first and the fourth would overwrite the third because of the http-equiv declarations AND fail with the W3C validator At most, one could have one of each http-equiv declarations; pragma, cache-control and expires
How do we control web page caching, across all browsers? Our investigations have shown us that not all browsers respect the HTTP cache directives in a uniform manner For security reasons we do not want certain pages in our application to be cached, eve
How to disable webpage caching in ExpressJS + NodeJS? By default, my browser caches webpages of my ExpressJS app This is causing a problem to my login system (users not logged in can open old cached pages of logged in users) How do I disable this
Why both no-cache and no-store should be used in HTTP response? no-store should not be necessary in normal situations, and in some cases can harm speed and usability It was intended as a privacy measure: it tells browsers and caches that the response contains sensitive information that should never be written to a disk-based cache (or other non-volatile storage) How it works: Normally, even if a response is marked as no-cache by the server, a user agent
What do Response. Cache. SetCacheability and Response. Cache . . . HttpCachePolicy SetCacheability Method NoCache: Sets the Cache-Control: no-cache header Without a field name, the directive applies to the entire request and a shared (proxy server) cache must force a successful revalidation with the origin Web server before satisfying the request With a field name, the directive applies only to the named field; the rest of the response may be supplied from
Difference between Pragma and Cache-Control headers? Pragma is the HTTP 1 0 implementation and cache-control is the HTTP 1 1 implementation of the same concept They both are meant to prevent the client from caching the response Older clients may not support HTTP 1 1 which is why that header is still in use
when should I use Cache-Control: no-cache? - Stack Overflow When they say "a response" does that mean that everything is caching all the time? See Paul D Waite's comment So when I use Cache-Control: no-cache will that stop the page from caching? No, it won't From Mark Notingham's Caching Tutorial no-cache — forces caches to submit the request to the origin server for validation before releasing a cached copy, every time This is useful to assure