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What's the difference of strings within single or double quotes in groovy?
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Single quotes are a standard java String
Double quotes are a templatable String, which will ei...
How to list all tags that contain a commit?
...loyamalloy
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Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
... return x*2, x*3
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In [3]: df = DataFrame({'a': [1,2,3], 'b': [2,3,4]})
In [4]: df
Out[4]:
a b
0 1 2
1 2 3
2 3 4
In [5]: df["A1"], df["A2"] = zip(*df["a"].map(calculate))
In [6]: df
Out[6]:
a b A1 A2
0 1 2 2 3
1 2 3 4 6
2 3 4 6 9
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how to File.listFiles in alphabetical order?
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4 Answers
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How do I convert a Ruby class name to a underscore-delimited symbol?
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4 Answers
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Newline in JLabel
...eitassfreitass
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Permanently Set Postgresql Schema Path
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answered May 20 '10 at 16:14
Milen A. RadevMilen A. Radev
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How do I get a string format of the current date time, in python?
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Difference between CSS3 transitions' ease-in and ease-out
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edited Feb 12 '14 at 2:40
answered Mar 9 '12 at 15:03
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How to allow keyboard focus of links in Firefox?
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doppelgreener
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answered Jul 29 '12 at 22:27
BenBen
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