The C# programming language provides support for both virtual and abstract methods, each of which has distinct advantages. You use virtual methods to implement late ...

Also called an "abstract superclass," in object technology, it is a class created as a master structure. No objects of an abstract class are created, rather subclasses of the abstract class are ...

Hi,<BR><BR>I have a base class whose destructor is pure virtual, so the class is abstract.<BR><BR>I have a derived class (subtype) whose multi-argument constructor wants to call the base class's zero ...