nathan and audrey

// Hello World in Java using Swing GUI

class HelloWorldSwing {
  static public void main(String args[]) {
    javax.swing.JOptionPane.showMessageDialog(null,"Hello world!");
  }
}

–nathan

/*
 * Outputs "Hello, World!" and then exits
 */

public class HelloWorld {
   public static void main(String[] args) {
       System.out.println("Hello, World!");
   }
}

Hello World- Groovy Style!

println "Hello Groovy World"

//A little more complex Hello World.

class HelloWorld {
   greet( name ){
      "Hello ${name}!"
   }
}
def hm = new HelloWorld()
println hm.greet("Groovy")