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C++ unordered_map using a custom class type as the key
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510
To be able to use std::unordered_map (or one of the other unordered associative containers) with...
Open Graph namespace declaration: HTML with XMLNS or head prefix?
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Matt Beckman
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answered Nov 23 '11 at 11:55
Paul TarjanPaul Tar...
Why can I create a class named “var”?
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101
var is not a keyword according to this list.
it is a contextual keyword, so from the context t...
In Python, how do I split a string and keep the separators?
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answered Jan 25 '10 at 23:45
Commodore JaegerCommodore Jaeger
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PHP function to get the subdomain of a URL
...: Starting from PHP 5.4 you can simply do:
explode('.', 'en.example.com')[0];
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Jump to matching XML tags in Vim
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answered Feb 1 '09 at 15:31
sykorasykora
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How to check if a String is numeric in Java
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708
With Apache Commons Lang 3.5 and above: NumberUtils.isCreatable or StringUtils.isNumeric.
With...
How can I embed a YouTube video on GitHub wiki pages?
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[](https://www.youtube.com/watch?v=YOUTUBE_VIDEO_ID_HERE)
For more information about Markdown look at this Markdown cheatsheet on GitHub.
For more information about Youtube image links look this question.
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How to use git with gnome-keyring integration
Git 1.8.0 supports integration with gnome-keyring.
8 Answers
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Which is faster: Stack allocation or Heap allocation
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501
Stack allocation is much faster since all it really does is move the stack pointer.
Using memo...