Kotlin Hands On

Basics

• basic types
• string templates
• functions
• conditional expressions
• when expression
• lambdas
• type checks / automatic casts
• loop / ranges
• null references

Intermediate

• data class / singleton / sealed class
• getters/setters
• type alias
• generics (site-variance)
• collections & structures map, pair
• lazy / delegates

Advanced

• operator overloading (+,-,get/set,...)
• coroutines
• inline functions
• extension functions/properties
• function type with receiver
• destructuring declarations

At Work

• mocks / tests
• JSON / Mappings
• Java Interoperability

Functional Programming

• Validated and Either