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What is the Objective-C equivalent for “toString()”, for use with NSLog?
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answered Jul 9 '09 at 15:49
zakovyryazakovyrya
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How to prevent gcc optimizing some statements in C?
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Dietrich EppDietrich Epp
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Android: Background Image Size (in Pixel) which Support All Devices
...es/screens_support.html
xxxhdpi: 1280x1920 px
xxhdpi: 960x1600 px
xhdpi: 640x960 px
hdpi: 480x800 px
mdpi: 320x480 px
ldpi: 240x320 px
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PHP: merge two arrays while keeping keys instead of reindexing?
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564
You can simply 'add' the arrays:
>> $a = array(1, 2, 3);
array (
0 => 1,
1 => 2...
What is the fastest method for selecting descendant elements in jQuery?
...sed and translate it to a call to $parent.find(".child").show();.
Method 4 and Method 5 both need to parse the selector and then just call: $('#parent').children().filter('.child') and $('#parent').filter('.child') respectively.
So method 3 will always be the fastest because it needs to do the le...
How to put comments in Django templates
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Van GaleVan Gale
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What is a provisioning profile used for when developing iPhone applications?
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134
A Quote from : iPhone Developer Program (~8MB PDF)
A provisioning profile is a collection of...
Rails: how do I validate that something is a boolean?
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245
Since Rails 3, you can do:
validates :field, inclusion: { in: [ true, false ] }
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