Kotlin for Android: Best Practices

Discover how to leverage the power of Kotlin when developing Android mobile apps. Learn best practices for working with some of this popular language’s most helpful features.

Introduction

• Kotlin best practices for Android
• What you should know

1. From Java to Kotlin

• Kotlin language features
• EditorConfig

2. Properties and Fields

• Auto convert and the !! operator
• On-demand property: Getters
• Lazy initialization: lazy()
• Late initialization: lateinit
• Kotlin Android extensions

3. Conditionals

• Elvis operator
• Scope functions: let
• Scope functions: apply
• The when expression
• Sealed classes

4. Readability

• Data class
• String templates
• Functional programming: map, reduce
• Functional programming: find, filter
• Functional programming: all, Any
• Android KTX

Conclusion

• Next steps