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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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PostgreSQL: Show tables in PostgreSQL
What's the equivalent to show tables (from MySQL) in PostgreSQL?
24 Answers
24
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How to fluently build JSON in Java?
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edited Apr 15 at 11:02
CertainPerformance
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How to remove the underline for anchors(links)?
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edited Dec 11 '13 at 9:59
answered Jan 11 '10 at 11:11
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Signed to unsigned conversion in C - is it always safe?
Suppose I have the following C code.
8 Answers
8
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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...
Convert timestamp to readable date/time PHP
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answered Mar 6 '11 at 21:31
Rocket HazmatRocket Hazmat
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How to create unit tests easily in eclipse [closed]
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answered Mar 1 '11 at 7:39
fastcodejavafastcodejava
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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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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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