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What are some (concrete) use-cases for metaclasses?

...ate methods, than to do something like: class PlottingInteractive: add_slice = wrap_pylab_newplot(add_slice) This method doesn't keep up with API changes and so on, but one that iterates over the class attributes in __init__ before re-setting the class attributes is more efficient and keeps t...
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Is a colon `:` safe for friendly-URL use?

... 32 Most relevant answer. We all know that what's in the specs has little to do with reality in web development. You're not going to get a much...
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Why aren't superclass __init__ methods automatically invoked?

Why did the Python designers decide that subclasses' __init__() methods don't automatically call the __init__() methods of their superclasses, as in some other languages? Is the Pythonic and recommended idiom really like the following? ...
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What are all the differences between src and data-src attributes?

...ka K. KorpelaJukka K. Korpela 171k3030 gold badges223223 silver badges332332 bronze badges 1 ...
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How can I split a shell command over multiple lines when using an IF statement?

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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LaTeX source code listing like in professional books

... 32 And please, whatever you do, configure the listings package to use fixed-width font (as in your...
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Why does Azure deployment take so long?

... 32 Wow.. This video is a Windows Azure deployment long. – André Pena Apr 22 '14 at 3:25 ...
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@property retain, assign, copy, nonatomic in Objective-C

As someone that's new to Objective-C can someone give me an overview of the retain, assign, copy and any others I'm missing, that follow the @property directive? What are they doing and why would I want to use one over another? ...
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C++ mark as deprecated

...his all I got was a Microsoft specific solution; #pragma deprecated and __declspec(deprecated) . 7 Answers ...
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Will strlen be calculated multiple times if used in a loop condition?

...e and ends. – Ikke Jul 10 '12 at 19:32 add a comment  |  ...