Kotlin fits seamlessly into the Java ecosystem, since it compiles down to Java bytecode. Several popular frameworks have announced Kotlin support – including Spring, Vert.x, Spark and others.

In Java terms, Kotlin classes are final by default. Default public members and default final classes could be interpreted as subtle encouragement to prefer composition over inheritance.

Kotlin vs Java, the latter offers more succinct code – with no findViewByIds If you compare a Kotlin class and a Java class that are performing the same work, then the Kotlin class will ...

Embabel encourages building a rich domain model in an application, typically Kotlin data classes or Java records. This ensures that prompts are type-safe, tool-able, and survive refactoring.

Kotlin continues to grow in popularity among Java developers, a new report from Snyk revealed. In its annual JVM ecosystem report it found that Kotlin is now the second most popular JVM language.

The growth has put Kotlin in second place, albeit well behind Java, but now ahead of Clojure and Scala. Oracle JDK – Java Development Kit – is also losing share to OpenJDK alternatives.

Here's what Meta's developers have learned from moving their code base from the Java programming language over to Kotlin.

Kotlin is similar to Java in many ways and runs on the Java Virtual Machine. It is 100% interoperable with Java, and thus there is no performance loss when choosing to use Kotlin for Android ...