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Python argparse mutual exclusive group

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std::vector performance regression when enabling C++11

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What is in your Mathematica tool bag? [closed]

...st them. However, most, if not all, of them reference SelectEquivalents. Edit: it doesn't completely mimic GatherBy in that it cannot group multiple levels of the expression as simply as GatherBy can. However, Map works just fine for most of what I need. Example: @Yaroslav Bulatov has asked for ...
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What is the Python equivalent of Matlab's tic and toc functions?

... follow | edited Apr 3 '19 at 13:51 Jonas Adler 7,82022 gold badges2828 silver badges6565 bronze badges ...
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How to efficiently compare two unordered lists (not sets) in Python?

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Detect current device with UI_USER_INTERFACE_IDIOM() in Swift

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Markdown open a new window link [duplicate]

I'm trying to edit a website which uses a modx cms, and it's using Markdown. Now I would like to open a new link into another window. ...
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How to paste over without overwriting register

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Multiple columns index when using the declarative ORM extension of sqlalchemy

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Practical usage of setjmp and longjmp in C

... (as much as I see it doesn't base on any non-standard or new behaviour). EDIT: It could be that it actually is undefined behaviour to do a longjmp down the callstack (see comment of MikeMB; though I have not yet had opportunity to verify that). #include <stdio.h> #include <setjmp.h> ...