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How to get all possible combinations of a list’s elements?
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482
Have a look at itertools.combinations:
itertools.combinations(iterable, r)
Return r le...
What is the purpose of base 64 encoding and why it used in HTTP Basic Authentication?
I don't get the Base64 encryption.
7 Answers
7
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Using print statements only to debug
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Matt JoinerMatt Joiner
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Bash: Copy named files recursively, preserving folder structure
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154
Have you tried using the --parents option? I don't know if OS X supports that, but that works on...
make: Nothing to be done for `all'
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Sometimes "Nothing to be done for all" error can be caused by spaces before command in makefile ...
Is there a way to iterate over a slice in reverse in Go?
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No there is no convenient operator for this to add to the range one in place. You'll have to do...
What is the Swift equivalent of isEqualToString in Objective-C?
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With Swift you don't need anymore to check the equality with isEqualToString
You can now use ...
Overloaded method selection based on the parameter's real type
...d will be determined at run
time, using dynamic method lookup
(§15.12.4).
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Can we write our own iterator in Java?
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48
Sure. An iterator is just an implementation of the java.util.Iterator interface. If you're usin...
How to check if a string contains an element from a list in Python
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Use a generator together with any, which short-circuits on the first True:
if any(ext in url_...