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Array.push() if does not exist?
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edited Aug 16 '14 at 20:52
scunliffe
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When to use -retainCount?
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As an update,[NSNumber numberWithInt:1] now has a retainCount of 9223372036854775807. If your code was expecting it to be 2, your code has now broken.
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File extension for PowerShell 3
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Update for 2014: This is still relevant now with Powershell 4. I think the 1 was really just to distinguish it from .ps (PostScript) files, but it made for a lot of confusion!
– evilspoons
Aug 20 '...
fatal error: malformed or corrupted AST file - Xcode
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Loading custom configuration files
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– MAW74656
Dec 7 '15 at 20:25
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@MAW74656: You don't have to access ConfigurationMana...
Subscripts in plots in R
...e a loop and need to plot x_[1] x_[2] x_[3] ...
– 0x2207
Dec 11 '14 at 11:38
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You can use bquote...
How can I symlink a file in Linux? [closed]
...tters.
– Cole Johnson
Aug 15 '14 at 20:48
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I spent several minutes trying to figure out why thi...
Convert from List into IEnumerable format
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– Femaref
Jan 15 '11 at 20:45
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How do I find duplicates across multiple columns?
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edited Jun 20 at 9:12
Community♦
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answered Nov 29 '18 at 23:09
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Round a double to 2 decimal places [duplicate]
If the value is 200.3456 , it should be formatted to 200.34 .
If it is 200 , then it should be 200.00 .
13 Answers
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