Reactive programming is an exciting way to write programs, and we delve into using RxJava and RxAndroid to write a simple Android app.

This is a Kotlin tutorial for Android: a fun and simple quiz that will serve as the perfect introduction to Kotlin programming.

Factory images will almost surely hit the web before they roll out OTA to devices enrolled in the Android Beta Program, so keep that in mind if — like us — you need timely access to new features.