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How do I ALTER a PostgreSQL table and make a column unique?
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Round a double to 2 decimal places [duplicate]
If the value is 200.3456 , it should be formatted to 200.34 .
If it is 200 , then it should be 200.00 .
13 Answers
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Default profile in Spring 3.1
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edited Mar 11 '13 at 14:46
Kees de Kooter
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How can I compare two lists in python and return matches
...one, but by far the most obvious way to do it is:
>>> a = [1, 2, 3, 4, 5]
>>> b = [9, 8, 7, 6, 5]
>>> set(a) & set(b)
{5}
if order is significant you can do it with list comprehensions like this:
>>> [i for i, j in zip(a, b) if i == j]
[5]
(only works fo...
compilation warning: no rule to process file for architecture i386
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answered Jun 28 '11 at 16:23
GiuseppeGiuseppe
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jQuery Set Cursor Position in Text Area
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edited Jan 3 '16 at 13:45
T.J. Crowder
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RSpec: how to test if a method was called?
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edited May 18 '15 at 15:13
answered Jan 21 '14 at 16:01
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Replace None with NaN in pandas dataframe
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edited Aug 3 at 12:14
answered May 19 '14 at 17:18
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How to use android emulator for testing bluetooth application?
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You can't. The emulator does not support Bluetooth, as mentioned in the SDK's docs and several ...