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Add unique constraint to combination of two columns

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Is there any way in C# to override a class method with an extension method?

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Difference between 'python setup.py install' and 'pip install'

...ith Python as of Python 2.7.9 on the Python 2.x series, and as of Python 3.4.0 on the Python 3.x series, making it even easier to use. So basically, use pip. It only offers improvements over using python setup.py install. If you're using an older version of Python, can't upgrade, and don't have...
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How to put a label on an issue in GitHub if you are not a contributor / owner?

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'size_t' vs 'container::size_type'

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Storing DateTime (UTC) vs. storing DateTimeOffset

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Why does `a == b or c or d` always evaluate to True?

...e == "Kevin" or name == "Jon" or name == "Inbar"', setup="name='Inbar'") 0.4247764749999945 >>> timeit.timeit('name in {"Kevin", "Jon", "Inbar"}', setup="name='Inbar'") 0.18493307199999265 For those who may want proof that if a == b or c or d or e: ... is indeed parsed like this. The buil...
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JavaScript: Class.method vs. Class.prototype.method

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How to swap files between windows in VIM?

... Holger Just 43.4k1414 gold badges9494 silver badges109109 bronze badges answered Feb 9 '10 at 10:45 DrAlDrAl ...
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What does curly brackets in the `var { … } = …` statements do?

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