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How do I pick randomly from an array?
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edited Jul 4 '13 at 12:31
benjiman
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answere...
How to get a tab character?
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answered Mar 12 '12 at 2:24
josh3736josh3736
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What's the 'Ruby way' to iterate over two arrays at once
...get = [ 100, 150, 25, 105 ]
=> [100, 150, 25, 105]
>> @actual = [ 120, 100, 50, 100 ]
=> [120, 100, 50, 100]
>> @budget.zip @actual
=> [[100, 120], [150, 100], [25, 50], [105, 100]]
>> @budget.zip(@actual).each do |budget, actual|
?> puts budget
>> puts actu...
Determine the process pid listening on a certain port
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The -p flag of netstat gives you PID of the process:
netstat -l -p
Edit: The command that i...
Does application.yml support environment variables?
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edited Apr 12 '14 at 9:26
answered Apr 12 '14 at 7:44
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How do I use vi keys in ipython under *nix?
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answered Jul 12 '16 at 13:12
imiricimiric
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Extract substring using regexp in plain bash
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Yangshun Tay
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answered Nov 14 '12 at 4:54
Gilles QuenotGilles...
“Add unimplemented methods” feature in the Android Studio
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edited Jun 12 '13 at 9:04
answered Jun 12 '13 at 8:51
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Remove non-numeric characters (except periods and commas) from a string
...c characters and the comma and period/full stop as follows:
$testString = '12.322,11T';
echo preg_replace('/[^0-9,.]+/', '', $testString);
The pattern can also be expressed as /[^\d,.]+/
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im...
Get margin of a View
...getLayoutParams();
– rockhammer
Oct 12 '16 at 16:27
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