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How to efficiently compare two unordered lists (not sets) in Python?
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253
O(n): The Counter() method is best (if your objects are hashable):
def compare(s, t):
retu...
Removing multiple keys from a dictionary safely
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answered Jan 24 '12 at 23:20
GlaslosGlaslos
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How to test which port MySQL is running on and whether it can be connected to?
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13 Answers
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Given an array of numbers, return array of products of all other numbers (no division)
... 1, a[0], a[0]*a[1], a[0]*a[1]*a[2], }
{ a[1]*a[2]*a[3], a[2]*a[3], a[3], 1, }
Both of which can be done in O(n) by starting at the left and right edges respectively.
Then multiplying the two arrays element by element gives the required result
My...
Fixed width buttons with Bootstrap
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You can also use the .btn-block class on the button, so that it expands to the parent's width....
How to change the background color of a UIButton while it's highlighted?
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30 Answers
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How to get “wc -l” to print just the number of lines without file name?
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Dave Jarvis
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answered Apr 20 '12 at 2:52
Norman RamseyNor...
Defining an array of anonymous objects in CoffeeScript
...kes sense here.
– Jameson Quinn
Dec 3 '12 at 3:04
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Check out my answer -- this is perfectly doa...