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Checking that a List is not empty in Hamcrest
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Lachlan Lindsay
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answered Sep 2 '10 at 20:47
skaffmanskaffman
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Importing a Swift protocol in Objective-C class
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– Jamie Forrest
Jun 6 '14 at 14:40
Adding @objc helped me with importing Swift classes in to Obj-C
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Java HashMap performance optimization / alternative
...ted out the hashCode() method was to blame. It was only generating around 20,000 codes for 26 million distinct objects. That is an average of 1,300 objects per hash bucket = very very bad. However if I turn the two arrays into a number in base 52 I am guaranteed to get a unique hash code for every o...
Django ModelForm: What is save(commit=False) used for?
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106
That's useful when you get most of your model data from a form, but need to populate some null=...
How can I copy the content of a branch to a new local branch?
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edited Feb 21 '13 at 10:00
answered Feb 21 '13 at 9:44
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Match multiple cases classes in scala
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edited Dec 3 '09 at 6:54
answered Dec 3 '09 at 6:42
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Deserializing a JSON into a JavaScript object
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402
Modern browsers support JSON.parse().
var arr_from_json = JSON.parse( json_string );
In brow...
Difference between size_t and std::size_t
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90
C's size_t and C++'s std::size_t are both same.
In C, it's defined in <stddef.h> and in ...
Change timestamps while rebasing git branch
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answered Oct 16 '09 at 18:36
Michael Krelin - hackerMichael Krelin - hacker
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What's the longest possible worldwide phone number I should consider in SQL varchar(length) for phon
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80
Well considering there's no overhead difference between a varchar(30) and a varchar(100) if you'...