Instance main methods and unnamed classes, coming in Java 21, will forever change how developers learn Java and bootstrap applications. Why? They provide a simple, clean and concise syntax to launch ...

Learn the four types of polymorphism in Java, then start using subtype polymorphism to execute different forms of the same Java method. Polymorphism refers to the ability of some entities to occur in ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The entry point of a standalone Java application is the main method or function. In the age of ...

One of Groovy‘s most significant “goodies” is the ability to intercept calls, even to standard Java classes, and either override existing methods or even add new methods dynamically. In this blog post ...