Java OOP

Java Access Modifiers

This free course describes Java access modifiers in detail. They control the visibility of Java classes and their members (functions and data). They are public, private, and protected. Understand Java Access Modifiers with Examples However, Java also implements a default…

Nested (Inner) Class Concept in Java

In this tutorial, you will discover the insights about the concept of Java Nested Class, also known as Inner Class. There are follow up examples to get into the thick and thin of how can you create and use nested…

Abstract Class Concept in Java

In this tutorial, you will discover the insights about the concept of Java abstract class. There are follow up examples to get into the thick and thin of what the abstraction does. The major topics covered are: 1. Introduction to…

Java Inheritance Types

From this tutorial, you will learn about different inheritance types available in Java. It will also teach you how to use them in Java programs with the help of code and examples. Types of Inheritance in Java - A Beginner's…

Java Interfaces Explained

This tutorial will guide you on what are interfaces in Java. You will know how to create interfaces and use them in Java programs. Basics of Interfaces in Java You can go through the following sections to learn about Java…

Java Inheritance Explained

This tutorial will guide you on what is Inheritance in Java. You will know how to use Inheritance for a class and reuse its properties. Basics of Inheritance in Java You can go through the following sections to learn about…

Java Constructor

This tutorial will guide you on what is a constructor in Java. You will know how to write a constructor method for a class and instantiate its object. Constructor in Java A constructor is a specialized routine which acts as…

Java Class and Object Explained

This tutorial guides you on what is a class and how Java deals with objects. You will know how to create a class and instantiate its object. Let's now begin to understand the basic building blocks of object-oriented programming (OOP)…

How to Write a Simple JNA Program in Java

Hello Dear Readers, today we are going to tell you about the JNA (Java Native Access) concept used in Java applications. In this tutorial, you will create a JNA program to call the “C” library functions using the JNA library from…