This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

Sealed classes in Java represent a significant step forward in the language's ongoing evolution. By allowing developers to define closed hierarchies, sealed classes improve code safety, clarity and ...

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Here's how to make classes, fields, methods, constructors, and objects work together in your Java programs.

Kotlin was designed to bring more flexibility and flow to programming in the JVM. Here's an in-depth look at how Kotlin makes working with classes and objects easier and introduces coroutines to ...

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When people ask me why I prefer IntelliJ IDEA for Java development, my answer usually comes down to one thing: it feels like ...

He has led software development projects to build enterprise-class software applications and has extensive experience with Java and Perl. He is the author of several Java books, including one called ...