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kotlinlang.org
https://kotlinlang.org/
Kotlin Programming Language
Kotlin is a concise and multiplatform programming language by JetBrains. Enjoy coding and build server-side, mobile, web, and desktop applications efficiently.
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wikipedia.org
https://en.m.wikipedia.org/wiki/Kotlin
Kotlin - Wikipedia
Kotlin is designed to interoperate fully with Java, and the JVM version of Kotlin's standard library depends on the Java Class Library, but type inference allows its syntax to be more concise.
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android.com
https://developer.android.com/kotlin/
Kotlin and Android | Android Developers
Kotlin is a modern statically typed programming language used by over 60% of professional Android developers that helps boost productivity, developer satisfaction, and code safety.
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geeksforgeeks.org
https://www.geeksforgeeks.org/kotlin/kotlin-progra…
Kotlin Tutorial - GeeksforGeeks
In this Kotlin tutorial, you'll learn various important Kotlin topics, including data types, control flow, functions, object-oriented programming, collections, and more.
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kotlinlang.org
https://kotlinlang.org/docs/getting-started.html
Get started with Kotlin
Kotlin is a modern but already mature programming language designed to make developers happier. It's concise, safe, interoperable with Java and other languages, and provides many ways to reuse code between multiple platforms for productive programming.
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jetbrains.com
https://blog.jetbrains.com/kotlin/2025/12/how-back…
How Backend Development Teams Use Kotlin in 2025: Insights ...
This is a good question. The basic anti-pattern I see in self-taught Kotlin teams is that they still design hierarchies of abstract classes, factories, and deep inheritance trees because that’s how they learned Java. But Kotlin thrives on data-oriented, sealed, and expression-based designs.
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kotlinandroid.org
https://kotlinandroid.org/kotlin/introduction-to-k…
Introduction to Kotlin
Many developers have adopted Kotlin as their preferred language for Android development. This tutorial gives an introduction to Kotlin, and some of the key features and concepts of Kotlin language.
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android.com
https://developer.android.com/kotlin/learn
Learn the Kotlin programming language | Android Developers
Kotlin is a programming language widely used by Android developers everywhere. This topic serves as a Kotlin crash-course to get you up and running quickly. Variable declaration Kotlin uses two different keywords to declare variables: val and var. Use val for a variable whose value never changes.
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programiz.com
https://www.programiz.com/kotlin-programming
Learn Kotlin Programming
Kotlin is a modern, concise and efficient language developed by JetBrains, widely used in Android development and server-side applications. It offers a smooth development experience, balancing simplicity and powerful capabilities to create reliable and scalable applications.
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kotlinlang.org
https://kotlinlang.org/docs/home.html
Kotlin Docs | Kotlin Documentation
Standard library API reference Living essentials for everyday work with Kotlin: IO, files, threading, collections, and much more