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What do the makefile symbols $@ and $< mean?
...6 (it's under GNU Free Documentation License):
Automatic variables are set by make after a rule is matched. They
provide access to elements from the target and prerequisite lists so
you don’t have to explicitly specify any filenames. They are very
useful for avoiding code duplication, bu...
Position of least significant bit that is set
...ficient way to determine the position of the least significant bit that is set in an integer, e.g. for 0x0FF0 it would be 4.
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Git branch diverged after rebase
... If you're not collaborating, push the branch using push -f. If you are, reset the branch to the previous state, and merge in the source branch, instead.
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Find all files with a filename beginning with a specified string?
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Difference between a virtual function and a pure virtual function [duplicate]
What is the difference between a pure virtual function and a virtual function?
4 Answers
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What's the difference between --general-numeric-sort and --numeric-sort options in gnu sort
...=C is indeed the most robust choice; however, if LC_ALL happens not to bet set, LANG=C will work too.
– mklement0
May 3 '15 at 23:43
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Convert string to integer type in Go?
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async/await - when to return a Task vs void?
...sk. The main exception should be when you need to have a void return type (for events). If there's no reason to disallow having the caller await your task, why disallow it?
2) async methods that return void are special in another aspect: they represent top-level async operations, and have additiona...
Merge, update, and pull Git branches without using checkouts
...t that has 2 branches, A and B. I typically work on branch A, and merge stuff from branch B. For the merging, I would typically do:
...
How to print a percentage value in python?
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format supports a percentage floating point precision type:
>>> print "{0:.0%}".format(1./3)
33%
If you don't want integer division, you can import Python3's division from __future__:
>>> from __future__...