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How can I check if a key exists in a dictionary? [duplicate]
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Format numbers to strings in Python
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Starting with Python 3.6, formatting in Python can be done using formatted string literals or f-strings:
hours, minutes, seconds = 6, 56, 33
f'{hours:02}:{minutes:02}:{seconds:02} {"pm" if hours > 12 else "am"}'
or the str.format function s...
Passing properties by reference in C#
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Add vertical whitespace using Twitter Bootstrap?
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How to determine equality for two JavaScript objects?
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Using usort in php with a class private function
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Make your sort function static:
private static function merchantSort($a,$b) {
return .....
module unsafe for SAFESEH image C++
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From the comments:
This happens when you link an .obj or .lib that contains code created by ...
Visual Studio, Find and replace, regex
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For versions before Visual studio 2012:
It works when I do this:
find include "{[a-zA-Z]+\.h}",...
MySQL Select minimum/maximum among two (or more) given values
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answered Oct 18 '13 at 9:16
Elon ThanElon Than
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Regex group capture in R with multiple capture-groups
... in the match (and one for the whole match):
> s = c("(sometext :: 0.1231313213)", "(moretext :: 0.111222)")
> str_match(s, "\\((.*?) :: (0\\.[0-9]+)\\)")
[,1] [,2] [,3]
[1,] "(sometext :: 0.1231313213)" "sometext" "0.1231313213"
[2,] "(moretext ::...