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How do I get the number of elements in a list?

...both built-in types and library types. For example: >>> len([1,2,3]) 3 Official 2.x documentation is here: len() Official 3.x documentation is here: len() share | improve this answer ...
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How can I get the intersection, union, and subset of arrays in Ruby?

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How can I remove a specific item from an array?

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Get the first item from an iterable that matches a condition

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How to import multiple .csv files at once?

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Extract elements of list at odd positions

... 232 Solution Yes, you can: l = L[1::2] And this is all. The result will contain the elements pl...
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Bootstrap dropdown sub menu missing

Bootstrap 3 is still at RC, but I was just trying to implement it. I couldn't figure out how to put a sub menu class. Even there is no class in css and even the new docs don't say anything about it ...
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How to cast int to enum in C++?

... answered Jul 12 '12 at 13:33 AndrewAndrew 22.2k99 gold badges5454 silver badges8585 bronze badges ...
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What is the good python3 equivalent for auto tuple unpacking in lambda?

... 33 No, there is no other way. You covered it all. The way to go would be to raise this issue on th...
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Python: avoid new line with print command [duplicate]

... In Python 3.x, you can use the end argument to the print() function to prevent a newline character from being printed: print("Nope, that is not a two. That is a", end="") In Python 2.x, you can use a trailing comma: print "this sho...