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pandas: How do I split text in a column into multiple rows?
...ply(lambda x : x.split(' ')[i]) for i in range(3)]))))
1 loop, best of 3: 211 ms per loop
In [142]: %timeit (pd.DataFrame(df.col.str.split().tolist()))
10 loops, best of 3: 87.8 ms per loop
In [143]: %timeit (pd.DataFrame(list(df.col.str.split())))
10 loops, best of 3: 86.1 ms per loop
In [144]: ...
How to Customize a Progress Bar In Android
...e file.
– basickarl
Jan 29 '14 at 4:11
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What's the difference between a Future and a Promise?
... Pang
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answered Mar 2 '15 at 23:01
lbalazscslbalazscs
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How to get the current date/time in Java [duplicate]
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answered Mar 3 '11 at 2:13
Stephen CStephen C
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When is it better to use String.Format vs string concatenation?
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116
Before C# 6
To be honest, I think the first version is simpler - although I'd simplify it to:...
Mutable vs immutable objects
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Daniel SpiewakDaniel Spiewak
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How to avoid passing parameters everywhere in play2?
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How to test that no exception is thrown?
..., as defined in The art of Unit Testing, 2nd Edition by Roy Osherove, page 11:
A unit test is an automated piece of code that invokes the unit of work being tested, and then checks some assumptions about a single end result of that unit. A unit test is almost always written using a unit testing ...
Understanding __get__ and __set__ and Python descriptors
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ibodi
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answered Sep 26 '10 at 17:08
li.davidmli.davidm
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What is the purpose of python's inner classes?
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community wiki
user411279
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