Learn how to use Java annotations to associate metadata ... or other elements in your Java code. For example, your team might need to identify unfinished classes in a large application.

When I first learned to program, it was grasping if statements that helped it all click into place for me. Once you can use if statements, you can build all kinds of useful and interesting tools.

Introduced in Java 5, generics enhance the type safety of your code and make it easier to read. This helps you avoid runtime errors like the ClassCastException, which happens when you try to cast ...

A loop is a structure in programming that allows you to run the same section of code over and over. This can be used when you want to perform an iterative task (like counting, or sorting through a ...

Note that the Java ternary operator example above could just have easily been written using an if…else statement. The code below performs that exact same logic as the Java ternary operator example ...

To remedy that situation, here’s a look at five impressive JShell benefits and features that will get the uninitiated wanting to use it. You don’t need to compile your Java code. Java programs will ...

It was never the sexiest language, but for decades Java has been a mainstay of modern technology, and it's going to be with ...

It paved the way for open source to enter the enterprise. "And, arguably, the enterprise never looked back." Indeed, the sheer amount of Java code that now underpins the enterprise means that the need ...

The example code below shows how to use Java’s DirectoryStream in a method to list the files of a directory: Although the above code might look similar to listFiles(), it is different in how ...