The release of Java SE 15 in Sept 2020 will introduce "sealed classes" (JEP 360) as a preview feature. A sealed class is a class or interface which restricts which other classes or interfaces may ...

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 ...

A proposal before the OpenJDK development team would add hidden classes to Java, a capability intended to improve the efficiency of language implementations built on the JVM. Hidden classes are ...

Programmers typically target a specific, long-term support release when they develop applications. That means for the past several years, most Java developers were limited to the Java 8 or Java 11 ...