I'm not sure which placing the browser will stick to, but it's unlikely to become reliable between browsers and versions.
On second imagined I discourage all to implement ClearHeaders technique. It truly is better to remove headers separately. And also to established Cache-Control header properly I'm using this code:
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On IE6, and Opera 9-10, hitting the again button however caused the cached version for being loaded. On all other browsers I tested, they did fetch a refreshing version from the server.
This hack apparently breaks the back-forward cache in Safari: Is there a cross-browser onload event when clicking the back button?
The PHP documentation for that header purpose incorporates a alternatively comprehensive illustration (contributed by a third party):
When that command is not sufficient, I endeavor to Consider carefully which docker containers could cause side effects to our docker build and to allow these containers for being exited in order to permit them for being taken out with the command. Share Make improvements to this answer Comply with
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For security explanations we don't want certain pages inside our software to get cached, at any time, by the net browser. This ought to work for at least the following browsers:
But that might fail if e.g. the tip-user manipulates the functioning system date and also the shopper software is counting on it.
Sending the same header 2 times or in website dozen parts. Some PHP snippets out there in fact replace previous headers, leading to only the last a person getting sent.
Business technical challenges lead to unsuccessful payment remaining considered profitable. Do I have any duty to notify?
I use to do some thing like RUN ls . and change it to RUN ls ./ then RUN ls ./. etc for every modification done on the tarball retrieved by wget
Moreover, jQuery and other client frameworks will try and trick the browser into not employing its cached version of the resource by adding stuff on the url, like a timestamp or GUID. This can be effective in making the browser ask for the resource again but doesn't really prevent caching.