IntelliJ IDEA


Tab size, Indent, and Continuation indent

Sample codes use 3 - 3 - 3

Show Line Numbers

Import First Project


Keep going Next and select JDK folder

Run the Application

Select the main class to run

Or you can right click the class with the main method.

Creating a New Project

Choose Java

Create from template Command Line App

Update the main method

public class Main {

    public static void main(String[] args) {
	    System.out.println("Welcome to Java!");

Run the application