2019-01-09 Learn Kotlin (Part 5) - Class 2018-12-25 Learn Kotlin (Part 4) - Function 2018-12-17 Learn Kotlin (Part 3) - Control Flow 2018-12-10 Learn Kotlin (Part 2) - Array, Collection and Range 2018-12-03 Learn Kotlin (Part 1) - Hello world and Basic Data Types