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- oop - What do __init__ and self do in Python? - Stack Overflow
In this code: class A(object): def __init__(self): self x = 'Hello' def method_a(self, foo): print self x + ' ' + foo the self variable represents the instance of the object itself Most object-oriented languages pass this as a hidden parameter to the methods defined on an object; Python does not You have to declare it explicitly When you create an instance of the A class and call its
- Understanding Python super() with __init__() methods
Why is super() used? Is there a difference between using Base __init__ and super() __init__? class Base(object): def __init__(self): print quot;Base created quot
- What does the at (@) symbol do in Python? - Stack Overflow
What does the @ symbol do in Python?What's the syntactic or practical benefit of having decorators here, instead of (for example) just calling something like app route(" ", hello) immediately after defining hello, or even defining hello as a lambda in the arguments to app route? (The latter example is common with Node js http Server and Express routes )
- . def files C C++ DLLs - Stack Overflow
The advantage of def file is that, it helps you to maintain the backword compatibility with the already realsed dlls i e it maintains the ordinal numbers for apis Suppose you add a new api in the dll, then the linker looks at your def file genearate the ordinal number for the ne wapi such that the ordinal numbers for the old apis are intact
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