For new Java programmers, the JOptionPane class is a great visual and user-friendly introduction to user input and Swing-based programming. Here's how to get started.

Run the classic “Hello, World!” Java program. Declare two variables—one for the user’s guess, and one for the secret “magic” number. Use conditional logic to check if the guess matches the magic ...

Set up a Java program with a function to calculate depreciation. The important data items required for such a function are the estimated number of years the item will be in use (the "life" of the ...