Illustration of syntax errors in source code, chapter 2. 

/*

Chapter 2 Sample Program

File: Ch2Sample1.java

//

import swing.*;
class Ch2Sample1 {

    public static void (String[] args) {
    myWindow;
    myWindow = new JFrame();
    myWindow.setSize(300,200);
    myWindow.setTitle("My First Java Program");
    myWindow.setVisible(visible is set);
    }

}