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What's the difference between Cache-Control: max-age=0 and no-cache?
...ieve max-age=0 simply tells caches (and user agents) the response is stale from the get-go and so they SHOULD revalidate the response (eg. with the If-Not-Modified header) before using a cached copy, whereas, no-cache tells them they MUST revalidate before using a cached copy. From 14.9.1 What is C...
How to test a confirm dialog with Cucumber?
... doesn't seem to work anymore in Firefox 4... @derek-ekins solution below, from what Google tells me, seems to be more forward-compatible, though I can't confirm just yet (I'm stuck on Capybara 0.3.9).
– carpeliam
Apr 6 '11 at 17:34
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Can Visual Studio 2012 be installed side-by-side w/ Visual Studio 2010?
...an in-place upgrade). These binaries have bug fixes that will be "hidden" from you while debugging targeting .net 4.0. But when you deploy to a machine running only .net 4.0 (ie windows xp) then those bugs are not fixed for your user. See this post for more details: social.msdn.microsoft.com/Foru...
top nav bar blocking top content of the page
...
Add to your CSS:
body {
padding-top: 65px;
}
From the Bootstrap docs:
The fixed navbar will overlay your other content, unless you add padding to the top of the body.
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How to declare a global variable in php?
...GLOBALS['a'] = 'localhost';
function body(){
echo $GLOBALS['a'];
}
From the Manual:
An associative array containing references to all variables which are currently defined in the global scope of the script. The variable names are the keys of the array.
If you have a set of functions ...
Git - Ignore files during merge
...here is no conflict ... well, this is a little tricky as it actually works from hash IDs, but: if config.xml is completely unchanged from the merge base to either branch tip version, Git just takes the changed version, without looking at the merge.ours.driver setting. So you are correct to be concer...
Undo a particular commit in Git that's been pushed to remote repos
...ter applies the patch to a branch that's missing it, the former removes it from a branch that has it.
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How to search contents of multiple pdf files?
...ctly what its name suggests.
pdfgrep -R 'a pattern to search recursively from path' /some/path
I've used it for simple searches and it worked fine.
(There are packages in Debian, Ubuntu and Fedora.)
Since version 1.3.0 pdfgrep supports recursive search. This version is available in Ubuntu sinc...
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize
... has been removed. The reason is that the permanent generation was removed from the hotspot heap and was moved to native memory.
So in order to remove this message
edit MAVEN_OPTS Environment User Variable:
Java 7
MAVEN_OPTS -Xmx512m -XX:MaxPermSize=128m
Java 8
MAVEN_OPTS -Xmx512m
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Android: Is it possible to display video thumbnails?
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how about if video from a URL?
– jayellos
Nov 21 '12 at 6:52
p...