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What is the difference between “long”, “long long”, “long int”, and “long long int” in C++?
...tions about the long data type. In Java, to hold an integer greater than 2 32 , you would simply write long x; . However, in C++, it seems that long is both a data type and a modifier.
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How to empty a list?
... label with a new empty list:
del lst[:]
Here's an example:
lst1 = [1, 2, 3]
lst2 = lst1
del lst1[:]
print(lst2)
For the sake of completeness, the slice assignment has the same effect:
lst[:] = []
It can also be used to shrink a part of the list while replacing a part at the same time (but ...
Cleanest and most Pythonic way to get tomorrow's date?
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252
datetime.date.today() + datetime.timedelta(days=1) should do the trick
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How to align absolutely positioned element to center?
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224
If you set both left and right to zero, and left and right margins to auto you can center an a...
Convert a string representation of a hex dump to a byte array using Java?
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24 Answers
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Why should Java ThreadLocal variables be static
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answered May 6 '10 at 20:01
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When should I use a struct instead of a class?
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297
MSDN has the answer:
Choosing Between Classes and Structures.
Basically, that page gives you ...
How do you implement a Stack and a Queue in JavaScript?
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Mocking python function based on input arguments
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>>> m = MagicMock(side_effect=side_effect)
>>> m(1)
2
>>> m(2)
3
>>> m.mock_calls
[call(1), call(2)]
http://www.voidspace.org.uk/python/mock/mock.html#calling
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Python memoising/deferred lookup property decorator
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For all sorts of great utilities I'm using boltons.
As part of that library you have cachedprop...