// c. Virtual functions should be accessed using pointer (*) or reference (&) of Base class type to achieve run time polymorphism. // ADITIONAL NOTES: // 1. Virtual functions cannot be static and also ...

If a class is polymorphic (it has at least one polymorphic function),then for that class, there will be a virtual function table (VFT), which will have all the virtual functions listed one after the ...

The notion of refactoring - transforming the source-code of an object-oriented program without changing its external behavior - has been embraced by many object-oriented software developers as a way ...

If applied well, refactoring improves the maintainability of the software. However, it is believed that it does so at the sake of performance. Especially in a C++ context, the introduction of virtual ...

I have read in several books (including a book on using QT toolkit) warning about using C++'s virtual function because of performance penalty.But they are quite vague on why this is so. Can ...

Let’s look at the C++ code used to test the timing to walk through inheritance and virtual functions. The parent is the class PinOutputAbstract. It represents an output pin on an Arduino: ...