Since May 2017 Kotlin released by Google, 12.8% Java developers have converted to Kotlin, yet they still keep to the OO spirit of Java (for Interoperability) , not taking full advantage of FP capability of Kotlin. The OO Design Patterns of Android Java still being used instead of the FP more elegant “Monadic” Design.
1. Interview with Kotlin Designer:
Episode 12: Interview with Andrey Breslav, Lead Language Designer of Kotlin
2. Android Studio 3.0 Released : https://www.androidauthority.com/android-studio-3-released-810099/
2a. Android Studio v3.0 with Kotlin built-in & many improvements.
(The previous stable v2.3 needs seperate Kotlin plug-in)
2c: Gradle upgrade
https://zhuanlan.zhihu.com/p/30722989
3. Inner / Infix Function
http://thetechnocafe.com/more-about-functions-in-kotlin/
4. Test (Mockito)
https://proandroiddev.com/improve-your-tests-with-kotlin-in-android-pt-1-6d0b04017e80
https://proandroiddev.com/improve-your-tests-with-kotlin-in-android-pt-2-f3594e5e7bfd
Kluent library:
https://proandroiddev.com/improve-your-tests-with-kotlin-in-android-pt-3-104e1c9f77cc
5. Function vs Procedure vs Method – Kotlin simplifies all 3 into 1 : Function which always returns a value or UNIT.
6. Kotlin has which Java lacks … “with“, “?”, …
https://blog.simon-wirtz.de/kotlin-features-miss-java/
7. Kotlin Operator Overloading aka “Convention”: ‘plus’ / ‘+’
https://blog.simon-wirtz.de/kotlin-conventions-operator-overloading/
8. JVM Byte Code Generation:
https://blog.simon-wirtz.de/kotlin-on-the-jvm-byte-code-generation/
9. Reified Types
https://blog.simon-wirtz.de/kotlin-reified-types/
10. SICP: Sequence as conventional interfaces: eg. flatmap, map, reduce, fold
https://dzone.com/articles/conventional-interfaces-in-functional-programming
11.Kotlin中extensions的用法
https://zhuanlan.zhihu.com/weiweidaolai/27537731
12. Generic : Kotlin入门(11)江湖绝技之特殊函数
https://zhuanlan.zhihu.com/aqi00/28302792
13. Array <String>: Kotlin入门(4)声明与操作数组
https://zhuanlan.zhihu.com/aqi00/27744799
14. ViewPager (Horizontal Swipe)
https://www.raywenderlich.com/169774/viewpager-tutorial-android-getting-started-kotlin
15. Kotlin 1.2 Beta & Multiplatform iOS
https://blog.jetbrains.com/kotlin/2017/11/kotlinconf-keynote-recap/
16. Kotlin Edu ( Android Studio 3.0)
https://www.jetbrains.com/education/kotlin-edu/
17. Kotlin Style Guide
https://android.github.io/kotlin-guides/style.html
18. Android Layout Foundamental – ConstraintLayout
https://developer.android.com/guide/topics/ui/declaring-layout.html
19. Android SDK
https://www.raywenderlich.com/171148/android-sdk-versions-tutorial-2
20. Javalin v1.0 – Web Framework for Java + Kotlin
https://jaxenter.com/javalin-1-0-is-here-138750.html
21. Ten Modern Features (Kotlin, Clojure, Javascript, Swift…)
22. Function literals with receiver
https://blog.simon-wirtz.de/function-literals-with-receiver-quick-introduction/#page
23. Sealed classes: (restricted types no “else”)
https://mindorks.com/course/advance-kotlin/chapter/id/1
24. Android Intent
https://www.raywenderlich.com/171071/android-intents-tutorial-kotlin
25. Top kotlin tutorials
26. Kotlin Contexts & Shared Preferences
27. Delegation – but not Inheritance (which takes all)
https://blog.kotlin-academy.com/superpowers-of-kotlin-delegation-e6bd9ff8026c
28. Functions or Properties Reference (cool *)
29. Web Framework ktor:
Math Online Tom Circle 