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Allowed characters in Linux environment variable names
...='. For values to be
portable across systems conforming to
IEEE Std 1003.1-2001, the value shall
be composed of characters from the
portable character set (except NUL
and as indicated below).
So names may contain any character except = and NUL, but:
Environment variable names used by...
Magic number in boost::hash_combine
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The magic number is supposed to be 32 random bits, where each is equally likely to be 0 or 1, and with no simple correlation between the bits. A common way to find a string of such bits is to use the binary expansion of an irrational number; in this case, that...
What is a lambda expression in C++11?
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1535
The problem
C++ includes useful generic functions like std::for_each and std::transform, which...
Twitter Bootstrap: div in container with 100% height
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edited Apr 10 '15 at 7:36
R3tep
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answered Jul ...
How to move a git repository into another directory and make that directory a git repository?
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edited Nov 3 '15 at 22:11
Robert Harvey
164k4141 gold badges308308 silver badges467467 bronze badges
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Why does std::getline() skip input after a formatted extraction?
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3 Answers
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Allowed characters in filename [closed]
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edited Jul 5 '19 at 1:31
answered Jan 27 '11 at 8:22
pa...
How do I inspect the view hierarchy in iOS?
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Xcode 6 now has 3D view hierarchy inspection built in like Reveal App and Spark Inspector.
Click on the "Debug View Hierarchy" button while your app is running to pause execution and inspect the views at the current moment.
More info a...
What is the difference between a port and a socket?
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35 Answers
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