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Is the safe-bool idiom obsolete in C++11?
... PuppyPuppy
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MySQL remove all whitespaces from the entire column
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– Michael Mior
Sep 6 '11 at 0:34
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if you want to remove tabs just do this UPDATE table SET ...
Adding Http Headers to HttpClient
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Massimiliano Kraus
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answered Aug 19 '12 at 0:31
Darrel MillerDarrel Mi...
Android: Background Image Size (in Pixel) which Support All Devices
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xxxhdpi: 1280x1920 px
xxhdpi: 960x1600 px
xhdpi: 640x960 px
hdpi: 480x800 px
mdpi: 320x480 px
ldpi: 240x320 px
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Find difference between timestamps in seconds in PostgreSQL
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246
Try:
SELECT EXTRACT(EPOCH FROM (timestamp_B - timestamp_A))
FROM TableA
Details here: EXTR...
Comparing Timer with DispatcherTimer
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edited Nov 4 '19 at 18:24
John Cummings
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in entity framework code first, how to use KeyAttribute on multiple columns
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Rails: how do I validate that something is a boolean?
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Since Rails 3, you can do:
validates :field, inclusion: { in: [ true, false ] }
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test a file upload using rspec - rails
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Mauricio Gracia Gutierrez
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answered Nov 28 '11 at 13:16
ebsbkebsbk
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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...