Welcome to the Java Basics Tutorial! If you're new to Java or looking to enhance your skills, this guide will provide you with a solid foundation. Let's dive in!

Introduction to Java

Java is a widely-used programming language known for its "write once, run anywhere" principle. It's used for developing a variety of applications, from desktop to web to mobile applications.

Key Features

  • Platform Independence: Java code can run on any device with a Java Virtual Machine (JVM).
  • Object-Oriented: Java is an object-oriented programming language, making it easier to manage complex applications.
  • Rich API: Java provides a vast array of libraries and APIs for various purposes.

Getting Started

Before you begin, make sure you have Java installed on your system. You can download it from the official Java website.

Install Java

  1. Visit the Java website.
  2. Click on "Download" and select the appropriate version for your operating system.
  3. Follow the installation instructions.

Hello World

Your first Java program should be a "Hello World" application. It's a simple program that prints "Hello, World!" to the console.

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

To run this program, follow these steps:

  1. Open a text editor and paste the code above.
  2. Save the file as HelloWorld.java.
  3. Open a terminal or command prompt.
  4. Navigate to the directory where you saved the file.
  5. Compile the program using the javac command: javac HelloWorld.java.
  6. Run the compiled program using the java command: java HelloWorld.

You should see "Hello, World!" printed to the console.

Next Steps

Now that you've created your first Java program, you can explore more advanced topics. Here are some suggestions:

Stay tuned for more tutorials on Java! 🚀