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How to make an immutable object in Python?
...ing compatible with pickle and copy.
namedtuple creates a type similar to what I described in this answer, i.e. derived from tuple and using __slots__. It is available in Python 2.6 or above.
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Why isn't vector a STL container?
...nce proxy, or implement all of T's interface inside the reference (this is what is done for vector<bool>::bit_reference), but this will either lose the builtin syntax or introduce user-defined conversions that do not have builtin semantics for type conversions (you can have at most one user-de...
tag vs tag
I was just wondering, what is the difference between
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Is there a way to detect if an image is blurry?
... point that's hugely important is that you have to know (at least roughly) what your expected pre-blurred image (frequency) content was. This is true since the frequency spectrum is going to be that of the original image times that of the blurring filter. Thus, if the original image already had pred...
Transferring files over SSH [closed]
...a remote instance, "local" will be interpreted as the "remote", if you see what I mean. So don't run ssh first.
– PatrickT
Apr 1 '14 at 4:09
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How to convert char to int?
What is the proper way to convert a char to int ?
This gives 49 :
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NSOperation vs Grand Central Dispatch
...for iOS. So far I've read about NSOperation/NSOperationQueue and GCD . What are the reasons for using NSOperationQueue over GCD and vice versa?
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Effect of a Bitwise Operator on a Boolean in Java
...ssion2() is not evaluated in the first case, and
booleanExpression2() (and whatever side-effects it may have) is evaluated in the second case,
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Grepping a huge file (80GB) any way to speed it up?
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What does it mean the < character preceding the parallel command?
– elcortegano
Oct 21 '19 at 15:22
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Adding days to a date in Python
...only-used class the same name as the module containing it is a dumb idea? What is datetime? You can't rely on convention to know, but always have to look at the imports.
– Xiong Chiamiov
Jun 5 '17 at 17:47
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