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What is setup.py?

...ts and also from [I]Python prompts. It does the similar job of pip, easy_install etc., Using setup.py Let's start with some definitions: Package - A folder/directory that contains __init__.py file. Module - A valid python file with .py extension. Distribution - How one package relates to ...
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How does the main() method work in C?

... be handled. */ extern int main(int argc, char **argv, char **envp); void __start(void) { /* This is the real startup function for the executable. It performs a bunch of library initialization. */ /* ... */ /* And then: */ exit(main(argc_from_somewhere, argv_from_somewhere, envp_from...
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Test if a variable is a list or tuple

... How about: hasattr(a, "__iter__") ? It tells if the object returned can be iterated over as a generator. By default, tuples and lists can, but not the string types. share...
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Read Excel File in Python

... This is one approach: from xlrd import open_workbook class Arm(object): def __init__(self, id, dsp_name, dsp_code, hub_code, pin_code, pptl): self.id = id self.dsp_name = dsp_name self.dsp_code = dsp_code self.hub_code = hub_code ...
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How to convert a String to its equivalent LINQ Expression Tree?

...em.Linq.Expressions have some parsing mechanism? – AK_ Jul 1 '13 at 14:51 I am pretty sure that he is wanting to read ...
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Eclipse cannot load SWT libraries

...Ubuntu 12.04 64 bit try: ln -s /usr/lib/jni/libswt-* ~/.swt/lib/linux/x86_64/ share | improve this answer | follow | ...
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Unsupported major.minor version 52.0 [duplicate]

...l Java 1.5 and is nowadays called "Java SE", see en.wikipedia.org/wiki/Java_Platform,_Standard_Edition – Tim Büthe Sep 6 '16 at 14:38 1 ...
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MongoDB atomic “findOrCreate”: findOne, insert if nonexistent, but do not update

as the title says, I want to perform a find (one) for a document, by _id, and if doesn't exist, have it created, then whether it was found or was created, have it returned in the callback. ...
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What is the Python equivalent of static variables inside a function?

...e at the top instead of the bottom, you can create a decorator: def static_vars(**kwargs): def decorate(func): for k in kwargs: setattr(func, k, kwargs[k]) return func return decorate Then use the code like this: @static_vars(counter=0) def foo(): foo.coun...
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How to redirect 404 errors to a page in ExpressJS?

...low, // this means that Express will attempt // to match & call routes _before_ continuing // on, at which point we assume it's a 404 because // no route has handled the request. app.use(app.router); // Since this is the last non-error-handling // middleware use()d, we assume 404, as nothing e...