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Aborting a shell script if any command returns a non-zero value?
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edited May 21 at 11:52
Andy
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answered May 4 '09 at 19:00
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Easiest way to check for an index or a key in an array?
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Community♦
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answered Nov 4 '12 at 18:25
doubleDowndoubleDown
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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 set a default value for a datetime column to record creation time in a migration?
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WillWill
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How to switch databases in psql?
... Will HartungWill Hartung
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Which characters are valid in CSS class names/selectors?
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edited Oct 22 '18 at 11:37
João Pimentel Ferreira
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Fitting empirical distribution to theoretical ones with Scipy (Python)?
...P. Castro
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How to write logs in text file when using java.util.logging.Logger
...please help..
– Pankaj
Apr 3 '13 at 11:00
7
@bluemunch You can use the alternative constructor of...
MySQL DROP all tables, ignoring foreign keys
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izogfif
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answered Nov 23 '11 at 19:54
Dion TruterDion Truter...
Hidden features of Scala
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edited Aug 17 '11 at 12:19
community wiki
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