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sqlalchemy unique across multiple columns

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__init__ for unittest.TestCase

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jQuery 1.9 .live() is not a function

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How do I check if a string is valid JSON in Python?

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Get original URL referer with PHP?

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How to flatten only some dimensions of a numpy array

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Django import error - no module named django.conf.urls.defaults

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How to use ? : if statements with Razor and inline code blocks

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Lock Android phone application to Portrait mode

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How do I negate a condition in PowerShell?

... Interesting, so -not comes with the traditional alternative of ! then? Can I somehow get the traditional alternatives for -eq and -ne too? – Roman Starkov Dec 7 '12 at 18:04 ...