Kotlin

Below are list of chapters of Kotlin which will help you to understand Kotlin from scratch.

Chapter 1 : Configuring Android Studio with Kotlin

Chapter 2 : Working with Variables in Kotlin (Android)

Chapter 3 : Working with Operators in Kotlin (Android)

Chapter 4 : Working with Classes in Kotlin (Android)

Chapter 5.1 : Working with Functions in Kotlin (Android)

Chapter 5.2 : Working with Functions in Kotlin (Android)

Chapter 5.3 : Working with Functions in Kotlin (Android)

Chapter x.. More in list.