Practical Coding in Java

Learn to write and validate your own code

Darren Kessner, PhD

(revised January 9, 2026)

Previous: 0. Hello, world!

Hello

//
// Hello.java
//

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

Output:

Hello, world!

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