Keyword

Learn About This Keyword In Java

In this tutorial, you will learn the keyword this in Java. An example will help you learn how and where to use it. This keyword In Java, this refers to the current object in methods…
Lambda Expressions

Learn Lambda Expressions In Java (Lambda Expressions)

When Java 8 was released, lambda phrases were a hot topic. Lambda expressions have been added to JDK version 8 to enhance Java performance by increasing the language’s expressive power. But before entering Lambda, we must…
Instanceof Operator

Instanceof Operator Training In Java

In Java, the Instanceof Operator keyword is a binary operator. Used to check if an object is an instance of a particular class. This operator also checks whether an object is an instance of a class…

Inheritance Training In Java

Inheritance is one of the main features of OOP (object-oriented programming) that allows us to define a new class from an existing class. For example, class Animal { // eat () method // sleep ()…

Learn Overriding Method In Java

In this tutorial, you will get acquainted with the Java Overriding method with the help of an example. In the last tutorial, we explained inheritance.  Inheritance is an OOP attribute that allows us to derive…

Abstract Classes And Methods In Java

In this tutorial, you will learn about abstraction in Java and learn about abstract Java classes and methods and how to use them in the program. Java abstract classes An abstract class is a class…

Interface Training In Java

In this tutorial, we will learn about Java interfaces, how to implement them, and when to use them. In Java, an interface defines a set of attributes that other classes must implement. For example, Polygon…
Classes

Nested And Inner Classes In Java

In this tutorial, you will learn how to work with Inner and Nested classes in Java. In Java, you can define one class in another. This class is known as the Nested class. class OuterClass {…

How To Host A Website For Free Using Github Pages?

You can host a small web application or a simple website for free. Of course, it takes a little more effort, but it’s worth the money. GitHub pages are one of these options. You can host a…

Complete Tutorial On If And If Commands Else Commands In Java

In this tutorial, you will learn to use two selections of If Commands: if and if… else to control the program execution flow. In programming, executing a particular code is often desirable based on whether…