Coroutine Support in ViewModels using the new ViewModelScope Extension Property

How to use Coroutines in ViewModels, making use of the new ViewModelScope extension property. This allows coroutines to be cancelled automatically when the ViewModel is being cleared.

R8 Optimization: Class Constant Operations – Jake Wharton

When to use Kotlin's standard functions

Kotlin comes with several high-level, generic standard functions that apply to any object: let(), run(), with(), apply(), and also(). If you're new to Kotlin you may be wondering when to use them....

R8 Optimization: String Constant Operations – Jake Wharton