Java Tutorial #1 — “Hello World”, Simple i/o

Topics Discussed: In the most abstract fashion possible, I explain what we need to include and write to output text to the screen using java. Source Code for lesson 1: import java.util.Scanner; public class Jtutorial1 { public static void main(String args[]){ Scanner input = new Scanner(System.in); System.out.println("Hello World"); System.out.println("Enter a number: "); int a; //Integer.... » read more