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Get integer value from string in swift
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edited Sep 3 '15 at 11:50
answered Jun 12 '15 at 11:43
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How to not run an example using roxygen2?
... happy now.
– Paul Rougieux
Feb 20 '15 at 10:53
5
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Batch renaming files with Bash
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answered Mar 2 '09 at 15:33
richqrichq
51.5k1818 gold badges144144 silver badges141141 bronze badges
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How do I disable form fields using CSS?
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answered Jun 10 '15 at 10:09
Fereydoon BarikzehyFereydoon Barikzehy
3,0153030 silver badges3737 bronze badges
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List All Redis Databases
... Didier SpeziaDidier Spezia
60.6k1010 gold badges156156 silver badges139139 bronze badges
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Sample random rows in dataframe
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3 2.3343391 -0.4385071
4 -0.9040278 -0.6593677
5 0.4180331 -1.2592415
6 0.7572246 -0.5463655
7 -0.8996483 0.4231117
8 -1.0356774 -0.1640883
9 -0.3983045 0.7157506
10 -0.9060305 2.3234110
Then select some rows at random:
> df[sample(nrow(df), 3), ]
X1 X2
9 -0...
Check for array not empty: any?
...activesupport'.
– Sergio A.
Mar 11 '15 at 22:50
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Is there a standard sign function (signum, sgn) in C/C++?
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@Joe: Yes, and there's still no noticeable cost. C++ uses templates, that's just something we all have to understand, accept, and get over....
Get last result in interactive Python shell
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Underscore.
>>> 5+5
10
>>> _
10
>>> _ + 5
15
>>> _
15
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How can I use goto in Javascript?
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152
Absolutely! There is a project called Summer of Goto that allows you use JavaScript at its ful...