Strong typing and the var keyword Java’s var keyword reduces the verbosity and ceremony surrounding the declaration of local variables, but it does not sidestep any rules about the platform’s strong ...

In Java, printf is recommended as a replacement for calls to the print or println methods. How do you format output with Java printf? To format text based output with the Java printf method, follow ...

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.

Generics make your code more flexible and easier to read, and they help you avoid ClassCastExceptions at runtime. Get started with this introduction to using generics with the Java Collections ...

JEP 443, Unnamed Patterns and Variables (Preview), has been Completed from Targeted status for JDK 21. This preview JEP proposes to "enhance the language with unnamed patterns, which match a ...