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Most efficient way to prepend a value to an array
...-O but certainly using the unshift method is more concise:
var a = [1, 2, 3, 4];
a.unshift(0);
a; // => [0, 1, 2, 3, 4]
[Edit]
This jsPerf benchmark shows that unshift is decently faster in at least a couple of browsers, regardless of possibly different big-O performance if you are ok with mo...
Is it considered acceptable to not call Dispose() on a TPL Task object?
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How to get the last element of a slice?
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307
For just reading the last element of a slice:
sl[len(sl)-1]
For removing it:
sl = sl[:len(...
How do I extract a sub-hash from a hash?
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Inline code in org-mode
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edited Aug 5 '15 at 19:30
answered Apr 24 '13 at 8:49
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MySQL IF NOT NULL, then display 1, else display 0
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LEFT JOIN addresses a ON c.customerid = a.customerid
WHERE customerid = 123
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Converting String array to java.util.List
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SlickSlick
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add a comm...
Understanding keystore, certificates and alias
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edited Jul 23 '15 at 14:57
EvilTeach
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How can I generate an ObjectId with mongoose?
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answered Jul 27 '13 at 16:02
Dmitry MinkovskyDmitry Minkovsky
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HTML5shiv vs Dean Edwards IE7-js vs Modernizr - which to choose?
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