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Is there a REAL performance difference between INT and VARCHAR primary keys?
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Bill KarwinBill Karwin
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Why does this Java code compile?
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edited Apr 10 '13 at 15:09
answered Apr 4 '13 at 19:26
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What's the strangest corner case you've seen in C# or .NET? [closed]
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edited Nov 25 '09 at 12:03
answered Oct 11 '08 at 21:25
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How do I get a file extension in PHP?
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edited Nov 12 '18 at 15:29
Sayed Mohd Ali
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ViewPager.setOffscreenPageLimit(0) doesn't work as expected
...le somehow?
– HGPB
Jul 10 '13 at 16:59
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@Haraldo: "Surely this is possible somehow?" -- not wit...
Python Create unix timestamp five minutes in the future
I have to create an "Expires" value 5 minutes in the future, but I have to supply it in UNIX Timestamp format. I have this so far, but it seems like a hack.
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Why does this loop produce “warning: iteration 3u invokes undefined behavior” and output more than 4
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Returning the product of a list
...import mul
reduce(mul, list, 1)
it is better and faster. With python 2.7.5
from operator import mul
import numpy as np
import numexpr as ne
# from functools import reduce # python3 compatibility
a = range(1, 101)
%timeit reduce(lambda x, y: x * y, a) # (1)
%timeit reduce(mul, a) ...
How to disable margin-collapsing?
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community wiki
5 revs, 3 users 87%hqcasanova
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Add new field to every document in a MongoDB collection
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