Making a Java Application using NetBeans IDE

In this tutorial, you will learn to use NetBeans to develop a Java Application

Setting Up the Development Environment

• Download Apache NetBeans IDE

• Install and Run

Start New Project

• Start a New Project

• Choose Java with Ant > Java Application

• Press Next

• Type in Project Name

• Uncheck Create Main Class

• Press Finish

Create Your First Java Class

• Right Click a Package > New > Java Class

• Type in Class Name

• Press Finish

Notice there is a warning? This is because classes in other packages cannot access the classes in default package. Therefore, for this practice, we are just going to use one Main Class.

• Now you will see the code of the newly created class.

• Press Run Project

• You will see No Main Classes Found

• This is because the class doesn't have a main function

• Press Cancel

• Add a static function main that take in a Array of Strings as Arguments.

• Use the function to print out Hello World!

• Right click your Project

• Select Properties

• In the Properties

• Select Run > Browse for Main Class

• Now you can see the class you have created

• Select it and press Select Main Class

• You can now press OK

• You can now press OK

• You will see print out in the Output panel