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Virtual/pure virtual explained
...han just the level at which it was created. Therefore if one method of the base class calls a virtual method, the version defined in the derived class will be used instead of the version defined in the base class.
This is in contrast to non-virtual functions, which can still be overridden in a der...
List all base classes in a hierarchy of given class?
... (whether it is a new-style class or not), how do you generate all the base classes - anywhere in the inheritance hierarchy - it issubclass of?
...
Is it possible to make abstract classes in Python?
...rties as using the abc module does. You can still instantiate the abstract base class itself, and you won't find your mistake until you call the abstract method at runtime.
But if you're dealing with a small set of simple classes, maybe with just a few abstract methods, this approach is a little e...
Method Resolution Order (MRO) in new-style classes?
...lution order is D - B - A - C - A : so when looking up D.x, A is the first base in resolution order to solve it, thereby hiding the definition in C. While:
>>> class A(object): x = 'a'
...
>>> class B(A): pass
...
>>> class C(A): x = 'c'
...
>>> class D(B, C)...
Is Big O(logn) log base e?
...ically noted as O(logn). With a lowercase 'l' in log, does this imply log base e (n) as described by the natural logarithm? Sorry for the simple question but I've always had trouble distinguishing between the different implied logarithms.
...
Log to the base 2 in python
How should I compute log to the base two in python. Eg. I have this equation where I am using log base 2
11 Answers
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Can virtual functions have default parameters?
If I declare a base class (or interface class) and specify a default value for one or more of its parameters, do the derived classes have to specify the same defaults and if not, which defaults will manifest in the derived classes?
...
What is the claims in ASP .NET Identity
...ET Identity Core?
There are two common authorization approaches that are based on Role and Claim.
Role-Based Security
A user gets assigned to one or more roles through which the user gets access rights.
Also, by assigning a user to a role, the user immediately gets all the access rights defined ...
Controlling maven final name of jar artifact
...
As indicated in the official documentation.
Update:
For Maven >= 3
Based on Matthew's comment you can now do it like this:
<packaging>jar</packaging>
<build>
<finalName>WhatEverYouLikey</finalName>
</build>
See bug report/documentation.
...
Why is the JVM stack-based and the Dalvik VM register-based?
I'm curious, why did Sun decide to make the JVM stack-based and Google decide to make the DalvikVM register-based?
3 Answer...