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What is a None value?

..., but others you have to write yourself with lines like F = "fork" and A = 2 and c17 = 3.14, and then you can stick them on other objects later (like F = 10 or F = None; it's all the same.) Briggs is pretending that all possible stickers you might want to write were already stuck to the None object...
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What is the difference between 'my' and 'our' in Perl?

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How can I make Bootstrap columns all the same height?

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When to use inline function and when not to use it?

... 211 Avoiding the cost of a function call is only half the story. do: use inline instead of #def...
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Rails and PostgreSQL: Role postgres does not exist

... 12 This message pops up, when the database user does not exist. Compare the manual here. Multiple l...
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Semi-transparent color layer over background-image?

... 234 Here it is: .background { background:url('../img/bg/diagonalnoise.png'); position: re...
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Apply formula to the entire column

... 92 I think it's a more recent feature, but it works for me: Double clicking the square on the bott...
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Keyboard Interrupts with python's multiprocessing Pool

... | edited Jun 7 '14 at 20:45 answered Sep 11 '09 at 0:45 ...
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Anaconda vs. EPD Enthought vs. manual installation of Python [closed]

... Update 2015: Nowadays I always recommend Anaconda. It includes lots of Python packages for scientific computing, data science, web development, etc. It also provides a superior environment tool, conda, which allows to easily switch ...
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Are there any downsides to enabling git rerere?

... | edited Jun 20 at 9:12 Community♦ 111 silver badge answered Apr 2 '11 at 5:59 ...