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- Cache-Control header - HTTP | MDN - MDN Web Docs
Adding no-cache to the response causes revalidation to the server, so you can serve a fresh response every time — or if the client already has a new one, just respond 304 Not Modified http Cache-Control: no-cache Most HTTP 1 0 caches don't support no-cache directives, so historically max-age=0 was used as a workaround
- HTTP caching - HTTP | MDN - MDN Web Docs
By adding Cache-Control: no-cache to the response along with Last-Modified and ETag — as shown below — the client will receive a 200 OK response if the requested resource has been updated, or will otherwise receive a 304 Not Modified response if the requested resource has not been updated http HTTP 1 1 200 OK Content-Type: text html
- Prevent unnecessary network requests with the HTTP Cache
no-cache This instructs the browser that it must revalidate with the server every time before using a cached version of the URL no-store This instructs the browser and other intermediate caches (like CDNs) to never store any version of the file private Browsers can cache the file but intermediate caches cannot public The response can be
- Cache directive no-cache | An explaination of the HTTP Cache-Control . . .
The Cache-Control header is used to specify directives for caching mechanisms in both HTTP requests and responses A typical header looks like this Cache-Control: public, max-age=10 public Indicates that the response may be cached by any cache private Indicates that the response is intended for a single user and must not be stored by a shared cache
- HTTP Caching explained
no-cache Requires that the HTTP response cannot be retrieved from a cache unless it is first validated by the origin server no-store Directs that no part of the HTTP request or HTTP response be stored in a cache This applies to caches of any type, including private caches In cases where the information is stored unintentionally in volatile
- Disable browser caching with meta HTML tags
The minimum set of HTML headers to disable browser caching that works across the most important browsers: Cache-Control, Pragma, Expires
- Why both no-cache and no-store should be used in HTTP response?
Under certain circumstances, IE6 will still cache files even when Cache-Control: no-cache is in the response headers The W3C states of no-cache: If the no-cache directive does not specify a field-name, then a cache MUST NOT use the response to satisfy a subsequent request without successful revalidation with the origin server
- CacheControlHeaderValue. NoCache Property (System. Net. Http. Headers)
true if the HTTP client is not willing to accept a cached response; otherwise, false Remarks This property represents the "no-cache" directive in a cache-control header field on an HTTP request or HTTP response When the NoCache property is set to true present in a HTTP request message, an application should forward the request toward the origin server even if it has a cached copy of what
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