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Is inject the same thing as reduce in ruby?
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3.length gives NoMethodError; 3.size returns 4. Obviously 3 isn't an array, but beware of duck typing! (3_000_000_000_000_000.size returns ...
Why doesn't JavaScript have a last method? [closed]
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10 Answers
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How can I return an empty IEnumerable?
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answered Jul 12 '10 at 15:24
Michael MrozekMichael Mrozek
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Why does ReSharper tell me “implicitly captured closure”?
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answered Oct 31 '14 at 10:58
SmartkidSmartkid
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How to get a substring of text?
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edited Aug 17 '12 at 10:25
answered May 31 '11 at 8:14
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How to re-raise an exception in nested try/except blocks?
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answered Sep 28 '17 at 10:27
Laurent LAPORTELaurent LAPORTE
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Split (explode) pandas dataframe string entry to separate rows
...ach row:
In [134]: df
Out[134]:
aaa myid num text
0 10 1 [1, 2, 3] [aa, bb, cc]
1 11 2 [] []
2 12 3 [1, 2] [cc, dd]
3 13 4 [] []
In [135]: explode(df, ['num','text'], fill_value='')
Out[135]:
aaa myid ...
Naming convention for utility classes in Java
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answered Apr 20 '10 at 17:01
JayJay
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Python if-else short-hand [duplicate]
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The most readable way is
x = 10 if a > b else 11
but you can use and and or, too:
x = a > b and 10 or 11
The "Zen of Python" says that "readability counts", though, so go for the first way.
Also, the and-or trick will fail if you put a variab...
What is the difference between a regular string and a verbatim string?
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answered Jul 22 '10 at 18:19
alc6379alc6379
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