What is Kotlin?
is a programming language, like Java, Python, C++ and co. The Kotlin code can
directly into machine code. In less technical terms, this means that the
language can be used to develop programs for different platforms. Kotlin is
developed by JetBrains, who are also known for their development environments
such as IntelliJIDEA, among others. Compared to the programming
language Java, which appeared in 1995, Kotlin is still rather new (year of
the announcement at Google I/O 2017, Kotlin is officially supported for Android
development. Since this summer, Kotlin is Google's preferred language for Android development, replacing Java. No
wonder, because already at Droidcon 2018, hardly any Java code was shown on the
speakers' slides. This clearly shows that the support of Kotlin is very much
welcomed, even celebrated, by the Android community.