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C/C++ check if one bit is set in, i.e. int variable

... You can use a Bitset - http://www.cppreference.com/wiki/stl/bitset/start.
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In HTML I can make a checkmark with ✓ . Is there a corresponding X-mark?

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How to write binary data to stdout in python 3?

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Are default enum values in C the same for all compilers?

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How to open a file for both reading and writing?

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how can I see what ports mongo is listening on from mongo shell?

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What is the “realm” in basic authentication

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How do you turn off version control in android studio?

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Difference between \A \z and ^ $ in Ruby regular expressions

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What does && mean in void *p = &&abc;

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