These directives isn't going to mitigate any security hazard. They can be really meant to power UA's to refresh unstable information, not retain UA's from becoming retaining information.
1 But should have been: Operate apt-get update && apt-get -y install php5-fpm && rm -rf /var/lib/apt/lists/* In truth, is most effective practice to cleanup the apt/lists files before the "closing" on the Operate
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The way to confirm on the whole terms utilizing trigonometry that the median perpendicular will divide the diagonal in such a ratio
A single status certificate is probably the critical paperwork you should certainly be a wife or husband of the citizens of a overseas region. This document is very important as being a law enforcement clearance certificate you will get when you shift from the native nation to the overseas state.
no-store should not be important in usual situations, and sometimes can harm pace and value.
It's the Cache-Manage:no-keep that's the official method to indicate that the reaction not even be saved in the cache to begin with.
But which could are unsuccessful if e.g. the end-user manipulates the operating method day along with the shopper program is relying on it.
2 Yep It can be correct, the usual layer dimensions optimizations always apply: often remove approximately it is possible to from Each individual layer in Each and every set of RUN commands.
Undecided if my solution sounds easy and Silly, and maybe it's got presently been recognized more info to you because very long time ago, but due to the fact stopping an individual from utilizing browser again button to watch your historic web pages is one of your goals, you can use:
I am not sure which setting the browser will observe, nonetheless it's unlikely to generally be constant involving browsers and versions.
This Area is unquestionably dominated by reality of implementations vs what takes place to are already written in different RFCs. Several proxies particularly tend to Believe they do a far better job of "increasing performance" by changing the coverage They are really imagined to be next with their own personal.
The W3C quotation instantly down below can make crystal clear that it's not the case; fairly, the no-cache header just signifies that the reaction have to be revalidated right before becoming reused to serve subsequent requests.
one The responses here are all unfortunate. I'd include my own, but This really is shut. In accordance with MDN: developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cache-Handle you are doing in actual fact probably need to use as in the dilemma.