Kotlin Playground

This repo:

• just-kotlin-playground: A minimal Kotlin project with no other dependencies. (Gradle)
• spring-kotlin-playground: A mostly blank Spring initializr project that contains all the fun Spring Boot, Spring Security, JPA, Flyway, JOOQ, and more. (Maven)

Resources:

• Kotlin Playground
  • Kotlin by Example
  • Kotlin Koans: Online Kotlin Exercises
    • IntelliJ Extension
• Kotlin Compiler Plugins (needed for Spring, JPA, etc.)

Examples:

• Official Kotlin Examples
• Kotlin Full Stack Example
• Spring Boot Official Kotlin Example
• Design Patterns in Kotlin

Java comparisons:

• Comparison of Kotlin to Java
• From Java To Kotlin: Cheatsheet
• Calling Java from Kotlin
• Calling Kotlin from Java

Books:

• Kotlin in Action
• The Joy of Kotlin