Kotlin
Kotlin is a relatively new programming language created as a Java successor and fixing some of Java's problems. For now, it found it's place as a language for developing Android applications, several large companies including Google decided to support it there and it's becoming a big thing. It's a very interesting alternative to a standard Java Android development.
Kotlin basic constructs
In this online course, we'll go over the basic constructs of the Kotlin programming language in a beginner friendly way. You'll create simple console apps.19
Object-oriented programming in Kotlin
In this online course we'll learn the object-oriented programming in Kotlin from the first object-oriented app to advanced structures.21
Collections in Kotlin
This course will introduce you to different collection types in Kotlin and their usage. We'll also learn about generic collections and related topics.4