Kotlin was announced in 2011, but the first stable release, version 1.0, didn’t appear until 2016. The language is free and open source, developed by JetBrains with Andrey Breslav serving as its lead ...

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 ...