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What do

...it as a proof that A is String--the argument itself isn't important, only knowing that it exists. [edit: well, technically it actually is important because it represents an implicit conversion from A to String, which is what allows you to call a.length and not have the compiler yell at you] Now I c...
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STL or Qt containers?

... captives into the Colosseum and then hunted them down with lions. If you know better, don't follow local habits. That's as true in Qt as it would have been for Modern Man in the Roman Empire... – Marc Mutz - mmutz Jan 6 '15 at 12:40 ...
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Change Bootstrap input focus blue glow

Does anyone know the how to change Bootstrap's input:focus ? The blue glow that shows up when you click on an input field? ...
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Do login forms need tokens against CSRF attacks?

...e they may not notice they are logged in via the host account The attacker now has access to any data or metadata the victim "created" (intentionally or unintentionally) while their browser was logged in with the host account As a pertinent example, consider YouTube. YouTube allowed users to see a...
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How does “cat

...;<EOF SELECT foo, bar FROM db WHERE foo='baz' EOF ) The $sql variable now holds the new-line characters too. You can verify with echo -e "$sql". 2. Pass multi-line string to a file in Bash $ cat <<EOF > print.sh #!/bin/bash echo \$PWD echo $PWD EOF The print.sh file now contains: ...
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Convert an image to grayscale in HTML/CSS

... Support for CSS filters has landed in Webkit. So we now have a cross-browser solution. img { filter: gray; /* IE6-9 */ -webkit-filter: grayscale(1); /* Google Chrome, Safari 6+ & Opera 15+ */ filter: grayscale(1); /* Microsoft Edge and Firefox 35+ */ } /*...
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How to pass an object into a state using UI-router?

... here for convenience: christopherthielen: Yes, this should be working now in 0.2.13. .state('foo', { url: '/foo/:param1?param2', params: { param3: null } // null is the default value }); $state.go('foo', { param1: 'bar', param2: 'baz', param3: { id: 35, name: 'what' } }); ...
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What does the Java assert keyword do, and when should it be used?

...perfect. The main reason for this are pointers: they can point anywhere or nowhere, therefore they cannot be calculated to be of this exact value, at least not within a reasonable span of code. Given this problem, there is no way to prove that your code is correct at a whole. But what you can do is ...
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Why do I get access denied to data folder when using adb?

... com.yourapp cd /data/data/com.yourapp ls -l exit   Note 1: there is a known issue with some HTC Desire phones. Because of a non-standard owner/permissions of the /data/data directory, run-as command fails to run on those phones. Note 2: As pointed in the comments by @Avio: run-as has issues al...
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How to keep a git branch in sync with master

.... That was written by the Git maintainer, so it's probably fair to say he knows what he's talking about with regard to this particular topic. – Dan Moulding Mar 12 '14 at 23:44 2 ...