Kotlin for Java Developers

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Introduction

Most people coming to Kotlin do have a programming background in Java.

This topic collects examples comparing Java to Kotlin, highlighting the most important differences and those gems Kotlin offers over Java.

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Kotlin for Java Developers:

*Kotlin for Java Developers

*Declaring Variables

*Quick Facts

*Equality Identity

*IF TRY and others are expressions not statements

Table Of Contents

0Getting started with Kotlin

1Extension Methods

2Java 8 Stream Equivalents

3Interfaces

4Generics

5Functions

6Null safety

7Idioms

8Enum

9Reflection

10Configuring Kotlin build

11Conditional Statements

12Loops

13Logging

14Annotations

15Class Inheritance

16Arrays

17Vararg Parameters In Functions

18Basic Lambdas

19Type-Safe Builders

20Kotlin Caveats

21JUnit

22Exceptions

23Strings

24Regex

25Collections

26Type aliases

27Kotlin Android Extensions

28Visibility Modifiers

29DSL Building

30Kotlin for Java Developers

31Ranges

32RecyclerView

33Singletons

34Delegated properties

35Class Delegation

36Basics of Kotlin

37coroutines

38Contributors