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Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
...t_index().drop_duplicates(subset='index', keep='first').set_index('index')
1000 loops, best of 3: 1.54 ms per loop
>>> %timeit df3.groupby(df3.index).first()
1000 loops, best of 3: 580 µs per loop
>>> %timeit df3[~df3.index.duplicated(keep='first')]
1000 loops, best of 3: 307 µ...
Check substring exists in a string in C
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12 Answers
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Why 0 is true but false is 1 in the shell?
The above will output 1 , which is contradictory with all other programming languages I know.
10 Answers
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Install dependencies globally and locally using package.json
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218
New Note: You probably don't want or need to do this. What you probably want to do is just put...
How do you generate dynamic (parameterized) unit tests in python?
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179
This is called "parametrization".
There are several tools that support this approach. E.g.:
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Shell command to sum integers, one per line?
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Force R not to use exponential notation (e.g. e+10)?
Can I force R to use regular numbers instead of using the e+10 -like notation? I have:
4 Answers
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Is Java Regex Thread Safe?
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133
Yes, from the Java API documentation for the Pattern class
Instances of this (Pattern) class...
Setting the zoom level for a MKMapView
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15 Answers
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Java compiler level does not match the version of the installed Java project facet
...namic Project under Eclipse Helios Version, where my JRE Version is set to 1.6.
I have added Maven capabilities to the Web Application by clicking on Configure → Convert to Maven Project .
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