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How to use timeit module
...int min(timeit.Timer('a=s[:]; timsort(a)', setup=setup).repeat(7, 1000))
0.334147930145
Note that the series of statements makes a fresh copy of the unsorted data on every pass.
Also, note the timing technique of running the measurement suite seven times and keeping only the best time -- this can...
How can I initialise a static Map?
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edited Apr 11 '19 at 13:48
community wiki
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What is the purpose and use of **kwargs?
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13 Answers
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Stripping everything but alphanumeric chars from a string in Python
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347
I just timed some functions out of curiosity. In these tests I'm removing non-alphanumeric ch...
FIND_IN_SET() vs IN()
... to the first non-digit (a comma in your case).
Thus,
companyID IN ('1,2,3') ≡ companyID IN (CAST('1,2,3' AS INT)) ≡ companyID IN (1)
In PostgreSQL, you could cast the string into array (or store it as an array in the first place):
SELECT name
FROM orders
JOIN company
ON company...
“ImportError: No module named” when trying to run Python script
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edited May 23 '17 at 11:33
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answered Mar 25 '13 at 18:24
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How to get cumulative sum
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230
select t1.id, t1.SomeNumt, SUM(t2.SomeNumt) as sum
from @t t1
inner join @t t2 on t1.id >= t...
Split list into smaller lists (split in half)
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238
A = [1,2,3,4,5,6]
B = A[:len(A)//2]
C = A[len(A)//2:]
If you want a function:
def split_list...
Version number comparison in Python
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37
Remove the uninteresting part of the string (trailing zeroes and dots), and then compare the li...
How to check if hex color is “too black”?
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