Kotlin is a modern, concise programming language that runs on the Java Virtual Machine and aims to make coding more enjoyable. It's basically Java's hip younger cousin that hangs out at pour-over coffee shops and listens to indie bands you've never heard of.

How to use it in a sentence

• "We can't use Java for this new Android app. It's not webscale enough. Let's rewrite it in Kotlin so we can use coroutines and impress the VP of Engineering."

• "I would use Swift for this iOS project, but the Android team insists on Kotlin. Guess I'll spend my weekend learning a new language instead of enjoying my life."

If you actually want to learn more...

• Kotlin vs Java: Which One You Should Choose for Your Next Project: This article provides a balanced comparison of Kotlin and Java, helping you decide which language to use based on your project's needs. It covers key differences in syntax, null safety, and interoperability.

• Kotlin Coroutines Tutorial: If you really want to drink the Kotlin Kool-Aid, you need to learn about coroutines. This official tutorial dives deep into how coroutines enable asynchronous programming without the callback hell.

• Why You Should Totally Switch to Kotlin: In this Medium article, a developer evangelizes Kotlin and argues why it's the best thing since sliced bread. Take it with a grain of salt, but it's a decent overview of the language's selling points.

Note: the Developer Dictionary is in Beta. Please direct feedback to skye@statsig.com.