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What should main() return in C and C++?
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edited Nov 23 '19 at 9:21
Community♦
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answered Oct 15 '08 at 12:16
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How to efficiently compare two unordered lists (not sets) in Python?
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O(n): The Counter() method is best (if your objects are hashable):
def compare(s, t):
retu...
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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Autowiring two beans implementing same interface - how to set default bean to autowire?
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I'd suggest marking the Hibernate DAO class with @Primary, i.e. (assuming you used @Repository ...
Removing multiple keys from a dictionary safely
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answered Jan 24 '12 at 23:20
GlaslosGlaslos
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Why is Scala's immutable Set not covariant in its type?
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3 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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