About Kotlin

This presentation talk about Kotlin , a new official Android Language.

Transcript

1. ABOUT KOTLIN – chubecode https://github.com/chubecode
2. ▶ Statically typed. ▶ JVM targeted ▶ Designed and develop by JetBrains (IntelliJ IDEA, AppCode,..) ▶ General purpose ▶ Beta planed for the end of 2011
3. ▶ Kotlin is now Official Android Language ▶ Super easy to setup. ▶ 100% interoperable with Java. ▶ Clean code. ▶ Safe Null Pointer Exceptions. ▶ Goodbye findViewById. ▶ Goodbye to “;” ▶ Tool friendly.
4. ▶ Consider, simple and very easy to read (and write) ▶ Safer. ▶ Good Performance. ▶ Build time faster than java.
6. Java Kotlin
7. ▶ Add functionality to existing class without: ▶ Modifying the original type ▶ Creating a new subclass ▶ Using the Decorator design pattern ▶ Any class (String, TextView, Context, etc.) ▶ No more Utils classes
8. Nullable Receiver
9. Enjoy it!
10. numbers(listOf(1, 2, 3))
11. puzzler2()
12. puzzler3()
13. Q&A