In previous posts we have discussed many important topics of object oriented programming like classes, objects, inheritance etc. In this post we will discuss polymorphism in Java which is another important OOP concept. What is Polymorphism in Java? The word polymorphism…
Code reuse-ability is the fundamental objective of object oriented programming. To achieve code reuse-ability objective, we use IS-A, HAS-A relationships. IS-A relationship is another name of inheritance or we can say that IS-A relationship is achieved through inheritance. In inheritance…
In previous post we learned about inheritance in Java programming by using simple code example. In this post we will consider another code example of inheritance in Java. In previous post we created a Car class (child class) which inherited…
In our previous post we learned how to create classes and objects by using code example. In this post we will learn inheritance which is another important object oriented programming (OOP) concept. Inheritance in Java is like a parent child relationship.…
In this post we will learn (java syntax) what are classes and objects in Java programming. Classes and objects are fundamental object oriented programming concepts. In previous post we discussed some important object oriented programming concepts. If you want to…
In previous post we learned how to write a very simple hello world Java program. In this simple program we will explain what are some different data types in Java. We use specific data types to define variable depending upon…
In this post we will discuss and explain how to write a simple hello world program in java. To write, compile and execute a java program many IDE’s are available but we will use netbeans (www.netbeans.org). Following is the simple…
There’s no doubt that java programming language is one of the most powerful programming languages out there in the world. Java is not just a programming language but a technology platform with many interconnected capabilities. According to official website, more…