Kotlin is no-longer new. As of 7 May 2019, Kotlin has been the official “preferred” language for Android development according to Google. It has been available as a built-in feature of Android ...

Google offers free lessons to help up-and-coming developers build Android apps using Kotlin. Written by Liam Tung, Contributing Writer. Contributing Writer. Sept. 23, 2019 at 4:17 a.m. PT.