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How to create module-wide variables in Python? [duplicate]
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Here is what is going on.
First, the only global variables Python really has are module-scoped variables. You cannot make a variable that is truly global; all you can do is make a variable in a particular scope. (If you make a variable inside the Python interpreter, and then import other mo...
How do I list all files of a directory?
How can I list all files of a directory in Python and add them to a list ?
21 Answers
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Can a decorator of an instance method access the class?
I have something roughly like the following. Basically I need to access the class of an instance method from a decorator used upon the instance method in its definition.
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What does multicore assembly language look like?
...on, but it's an answer to a question that appears in the comments. Essentially, the question is what support the hardware gives to multi-threaded operation.
Nicholas Flynt had it right, at least regarding x86. In a multi threaded environment (Hyper-threading, multi-core or multi-processor), the B...
How do exceptions work (behind the scenes) in c++
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Instead of guessing, I decided to actually look at the generated code with a small piece of C++ code and a somewhat old Linux install.
class MyException
{
public:
MyException() { }
~MyException() { }
};
void my_throwing_function(bool throwit)
{
if (...
Underscore vs Double underscore with variables and methods [duplicate]
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Explanation:
People coming from a C++/Java background are especially prone to
overusing/misusing this "feature". But __private names don't work the
same way as in Java or C++. They just trigger a name mangling whose
purpose is to prevent accidental namespace collisions in subclasses...
View.setPadding accepts only in px, is there anyway to setPadding in dp?
... pixels for a specific DPI value: http://forum.xda-developers.com/showpost.php?p=6284958&postcount=31
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What is the difference between server side cookie and client side cookie?
...rence between creating cookies on the server and on the client? Are these called server side cookies and client side cookies? Is there a way to create cookies that can only be read on the server or on the client?
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Accessing dict keys like an attribute?
...__init__(*args, **kwargs)
self.__dict__ = self
Some pros:
It actually works!
No dictionary class methods are shadowed (e.g. .keys() work just fine. Unless - of course - you assign some value to them, see below)
Attributes and items are always in sync
Trying to access non-existent key as an...
List attributes of an object
...ict__
Then you can test what type is with type() or if is a method with callable().
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