InfoWorld

Better than reflection: Using method handles and variable handles in Java

Reflection was essential to the advanced Java toolkit for years. Now it's being superseded by newer, safer options. Here's how to use MethodHandle and VarHandle to gain programmatic access to methods ...
InfoWorld

When to use abstract classes vs. interfaces in Java

Abstract classes and interfaces in Java serve fundamentally different purposes. Learn the differences between these Java language elements and how to use them in your programs. Abstract classes and ...
Android Authority

Java beginner course - A free and comprehensive guide to the basics of Java

Java is one of the most highly sought after programming languages, not to mention one of the two official languages for Android development. In this Java beginner course, we’ll go over the basics to ...
InfoQ

Java Feature Spotlight: Local Variable Type Inference

In Java Futures at QCon New York, Java Language Architect Brian Goetz took us on a whirlwind tour of some recent and future features in the Java Language. In this article, he dives into Local Variable ...
TheServerSide

String to long in Java

See how overloaded constructors provide flexible initialization and how the this() method reduces duplicate code in a Java class. Follow the essential steps to download Java 21, configure Windows ...