Write a program in java to define a class Shape which has data member „area‟ and a member function showArea(). Derive two classes Circle and Rectangle from Shape class. Add appropriate data members ...

Why do we need this improvement? We are creating a schema for somewhat complex JSON messages we send to multiple external parties. Most are using Java, as are we. We'd like to use modelina internally ...

Aspect Oriented Programming (AOP) is a software development methodology that aims to improve the modularity by encapsulating the cross-cutting concerns into modular units called aspects. Inheritance ...

Java allows classes to implement multiple interfaces — a capability known as multiple interface inheritance. Suppose you want to write a program that counts the number of times you have failed ...