A couple of friends was discussing the use of inheritance and how to check if a subclass is of a specific type and we decided to post it here on Stack. The debate was about if you should implement a ...

Hi I have two classes, one called Instruction, one called LDI which inherits from instruction class. class Instruction{ protected: string name; int value; public: Instruction(string ...

I ve not used C++ in a while, and I ve become far too comfortable with the ease-of-use of real languages. At any rate, I m attempting to implement the Command pattern, and I need to map a number of ...

Suppose I have some code like this: class Base { public: virtual int Foo(int) = 0; }; class Derived : public Base { public: int Foo(int); virtual double Foo(double) = 0; }; ...

What is your opinion of this design decision? What advantages does it have and what disadvantages? Links: Embedding description

I want to extend the FileReference class of Flex to contain a custom property. I want to do this because AS3 doesn t let me pass arguments to functions through event listeners, which makes me feel sad,...

I have the following class structure: class InterfaceA { virtual void methodA =0; } class ClassA : public InterfaceA { void methodA(); } class InterfaceB : public InterfaceA { virtual ...

Consider the Java code below, what would happen if there were no paintComponent method in JPanel class? ... import javax.swing.JPanel; public class ShapesJPanel extends JPanel { public void ...