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Test if number is odd or even
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You were right in thinking mod was a good place to start. Here is an expression which will retu...
Painless way to install a new version of R?
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edited May 8 '19 at 2:46
Gregor Thomas
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What requests do browsers' “F5” and “Ctrl + F5” refreshes generate?
Is there a standard for what actions F5 and Ctrl + F5 trigger in web browsers?
6 Answers
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Unix's 'ls' sort by name
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edited Apr 1 '19 at 14:51
answered May 18 '09 at 15:19
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What does “exited with code 9009” mean during this build?
What does this error message mean? What could I do to correct this issue?
33 Answers
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Pass Variables by Reference in Javascript
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There is no "pass by reference" available in JavaScript. You can pass an object (which is to s...
“using namespace” in c++ headers
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edited Feb 13 '13 at 0:14
answered May 1 '11 at 16:24
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Can I add extension methods to an existing static class?
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answered Nov 21 '08 at 16:44
tvanfossontvanfosson
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Virtual/pure virtual explained
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344
From Wikipedia's Virtual function
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In object-oriented programming, in languages such as ...
Bash empty array expansion with `set -u`
...]+"${arr[@]}"} (column +"). Of note, several other expansions fail in Bash 4.2, including (unfortunately) the shorter ${arr[@]:0} idiom, which doesn't just produce an incorrect result but actually fails. If you need to support versions prior to 4.4, and in particular 4.2, this is the only working id...