Tutorials References Exercises Videos Menu
Free Website Get Certified Pro
HTML CSS JAVASCRIPT SQL PYTHON PHP BOOTSTRAP HOW TO W3.CSS JAVA JQUERY C C++ C# R React

Java Tutorial

Java HOME Java Intro Java Get Started Java Syntax Java Output Java Comments Java Variables
Variables Print Variables Declare Multiple Variables Identifiers
Java Data Types
Data Types Numbers Booleans Characters Non-primitive Types
Java Type Casting Java Operators Java Strings
Strings Concatenation Numbers and Strings Special Characters
Java Math Java Booleans Java If...Else
If...Else Short Hand If...Else
Java Switch Java While Loop Java For Loop
For Loop For-Each Loop
Java Break/Continue Java Arrays
Arrays Loop Through an Array Multidimensional Arrays

Java Methods

Java Methods Java Method Parameters Java Method Overloading Java Scope Java Recursion

Java Classes

Java OOP Java Classes/Objects Java Class Attributes Java Class Methods Java Constructors Java Modifiers Java Encapsulation Java Packages / API Java Inheritance Java Polymorphism Java Inner Classes Java Abstraction Java Interface Java Enums Java User Input Java Date Java ArrayList Java LinkedList Java HashMap Java HashSet Java Iterator Java Wrapper Classes Java Exceptions Java RegEx Java Threads Java Lambda

Java File Handling

Java Files Java Create/Write Files Java Read Files Java Delete Files

Java How To

Add Two Numbers

Java Reference

Java Keywords
abstract boolean break byte case catch char class continue default do double else enum extends final finally float for if implements import instanceof int interface long new package private protected public return short static super switch this throw throws try void while
Java String Methods Java Math Methods

Java Examples

Java Examples Java Compiler Java Exercises Java Quiz Java Certificate


Java Introduction

❮ Previous Next ❯

What is Java?

Java is a popular programming language, created in 1995.

It is owned by Oracle, and more than 3 billion devices run Java.

It is used for:

  • Mobile applications (specially Android apps)
  • Desktop applications
  • Web applications
  • Web servers and application servers
  • Games
  • Database connection
  • And much, much more!

Why Use Java?

  • Java works on different platforms (Windows, Mac, Linux, Raspberry Pi, etc.)
  • It is one of the most popular programming language in the world
  • It is easy to learn and simple to use
  • It is open-source and free
  • It is secure, fast and powerful
  • It has a huge community support (tens of millions of developers)
  • Java is an object oriented language which gives a clear structure to programs and allows code to be reused, lowering development costs
  • As Java is close to C++ and C#, it makes it easy for programmers to switch to Java or vice versa

Get Started

It is not necessary to have any prior programming experience.

Get Started »
❮ Previous Next ❯