I have 2 classes: public class A { public void WriteLine(string toWrite) { Console.WriteLine(toWrite); }
I have a Vector full of longs. I would like to be able to always call getFirstElement() on a Vector and then perform an action, let\'s say addToOther开发者_如何学编程Vector(). I want to be able to no
In the real world a square is a rectangle, but to a开发者_开发技巧 program this is not the case(LSP principle).is it considered an anti-pattern / poor programming to create a blank interface to logica
I\'m trying to wrap my head around how to set up this schema with polymorphic associations: a \"Document\" has one metadata object, but this can either be \"PDFMetaData\" or \"TXTMetaData\".
Clarification: this question is not about access modifier Confirmed that B.m() and b.m() statements both works in the following code:
What is use of creating Subclass reference to Supercl开发者_C百科ass Object class A { /* ... */ }
I want to iterate over a collection that contains objects of various types.If I want to use a common attribute, it\'s easy because I don\'t have to test for type -- they all respond.
I am facing problem using STL library. I am attaching code snippet. // Store a class object in a vector.
So I\'ve been working on a puzzle game using a sprite system I used fine previously and in my past projects have been fine when extending the class, however my code keeps throwing an error of
Finding the appropriate title to this question is a little difficult for me, but here is my situation.Say I have a base class and a derived class, can I pass a function that takes a parameter of type
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