What's the difference between entity and class??
Is entity an instance of class? ...
When to use 'raise NotImplementedError'??
Is it to remind yourself and your team to implement the class correctly? I don't fully get the use of an abstract cl...
Semicolon after class declaration braces?
In C++ classes, why the semi-colon after the closing brace? I regularly forget it and get compiler errors, and hence...
Why do we assign a parent reference to the child object in Java??
I am asking a quite simple question, but I am bit confused in this. Suppose I have a class Parent: public class Pa...
