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Why does the C preprocessor interpret the word “linux” as the constant “1”?

...whether it's being compiled for a Linux target or not it can check whether __linux__ is defined (assuming you're using gcc or a compiler that's compatible with it). See the GNU C preprocessor manual for more information. A largely irrelevant aside: the "Best One Liner" winner of the 1987 Internatio...
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What is __declspec and when do I need to use it?

I have seen instances of __declspec in the code that I am reading. What is it? And when would I need to use this construct? ...
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TypeError: module.__init__() takes at most 2 arguments (3 given)

...ample.responses import Response class GeoJsonResponse(Response): def __init__(self, geo_json_data): Looks fine. No problems until you try to debug the thing, which is when you get a bunch of seemingly vague error messages like this: from pyexample.responses import GeoJsonResponse ..\py...
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How to create a memory leak in Java?

...accessible by running code but still stored in memory) in pure Java: The application creates a long-running thread (or use a thread pool to leak even faster). The thread loads a class via an (optionally custom) ClassLoader. The class allocates a large chunk of memory (e.g. new byte[1000000]), stor...
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AngularJS : How to watch service variables?

... values. I avoid angular's $watch like the devil, there is enough of that happening in directives and in native angular data-binding. – dtheodor Feb 27 '14 at 12:19 108 ...
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Why aren't python nested functions called closures?

...variable from an enclosing scope that has finished its execution. def make_printer(msg): def printer(): print msg return printer printer = make_printer('Foo!') printer() When make_printer is called, a new frame is put on the stack with the compiled code for the printer function a...
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Xcode source automatic formatting

... yes @powerj1984. I am also disappointed with this. It does not add proper spaces after ,, = or other operators. What it does just intent. Nothing else. Mac really needs to learn from Microsoft here. – shashwat Apr 17...
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How do I check which version of NumPy I'm using?

...c Rodger: yeah, but your is more general to any module that cares to set a __version__. – Esteban Küber Oct 5 '09 at 14:13 57 ...
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In Windows Azure: What are web role, worker role and VM role?

The application I work on contains a web role: it's a simple web application. I needed to host the application in Windows Azure, so I created a web role. I actually want to know what these roles are for. What is their significance coding wise or storage wise? ...
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How to check if a string array contains one string in JavaScript? [duplicate]

... and one string. I'd like to test this string against the array values and apply a condition the result - if the array contains the string do "A", else do "B". ...