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...ins was introduced in 3.5. msdn.microsoft.com/en-us/library/bb339118(v=vs.110).aspx
– Denise Skidmore
Mar 26 '18 at 16:56
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Python Pandas: Get index of rows which column matches certain value
...need ordinal index values, you can compute them using np.flatnonzero:
In [110]: np.flatnonzero(df['BoolCol'])
Out[112]: array([0, 3, 4])
Use df.iloc to select rows by ordinal index:
In [113]: df.iloc[np.flatnonzero(df['BoolCol'])]
Out[113]:
BoolCol
10 True
40 True
50 True
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How to find where a method is defined at runtime?
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Orion EdwardsOrion Edwards
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Compress files while reading data from STDIN
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110
Yes, gzip will let you do this. If you simply run gzip > foo.gz, it will compress STDIN to ...
Show current key setting?
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110
To see the current value currently defined for <leader>, use:
:let mapleader
Producin...
Filtering for empty or NULL names in a queryset
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Sasha ChedygovSasha Chedygov
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How to configure Ruby on Rails with no database?
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110
For Rails 3 and Rails 4:
Use -O(Capital 'O') or --skip-activerecord option to generate a...
Determine file creation date in Java
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JorgesysJorgesys
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List passed by ref - help me explain this behaviour
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110
You are passing a reference to the list, but your aren't passing the list variable by referenc...
Visual Studio, Find and replace, regex
...nt with everyone else now. msdn.microsoft.com/en-us/library/2k3te2cs(v=vs.110).aspx
– oillio
Apr 5 '13 at 0:31
2
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