## Core Kotlin

This module contains articles about core Kotlin.

### Relevant articles:

- [Introduction to the Kotlin Language](https://www.baeldung.com/kotlin)
- [Kotlin Java Interoperability](https://www.baeldung.com/kotlin-java-interoperability)
- [Generics in Kotlin](https://www.baeldung.com/kotlin-generics)
- [Introduction to Kotlin Coroutines](https://www.baeldung.com/kotlin-coroutines)
- [Overview of Kotlin Collections API](https://www.baeldung.com/kotlin-collections-api)
- [Converting a List to Map in Kotlin](https://www.baeldung.com/kotlin-list-to-map)
- [Data Classes in Kotlin](https://www.baeldung.com/kotlin-data-classes)
- [Delegated Properties in Kotlin](https://www.baeldung.com/kotlin-delegated-properties)
- [Sealed Classes in Kotlin](https://www.baeldung.com/kotlin-sealed-classes)
- [JUnit 5 for Kotlin Developers](https://www.baeldung.com/junit-5-kotlin)
- [Extension Methods in Kotlin](https://www.baeldung.com/kotlin-extension-methods)
- [Regular Expressions in Kotlin](https://www.baeldung.com/kotlin-regular-expressions)
- [Objects in Kotlin](https://www.baeldung.com/kotlin-objects)
- [Filtering Kotlin Collections](https://www.baeldung.com/kotlin-filter-collection)
- [Working with Enums in Kotlin](https://www.baeldung.com/kotlin-enum)
- [Create a Java and Kotlin Project with Maven](https://www.baeldung.com/kotlin-maven-java-project)
- [Reflection with Kotlin](https://www.baeldung.com/kotlin-reflection)
- [Get a Random Number in Kotlin](https://www.baeldung.com/kotlin-random-number)
- [Idiomatic Logging in Kotlin](https://www.baeldung.com/kotlin-logging)
- [Kotlin Constructors](https://www.baeldung.com/kotlin-constructors)
- [Creational Design Patterns in Kotlin: Builder](https://www.baeldung.com/kotlin-builder-pattern)
- [Kotlin Nested and Inner Classes](https://www.baeldung.com/kotlin-inner-classes)
- [Fuel HTTP Library with Kotlin](https://www.baeldung.com/kotlin-fuel)
- [Introduction to Kovenant Library for Kotlin](https://www.baeldung.com/kotlin-kovenant)
- [Converting Kotlin Data Class from JSON using GSON](https://www.baeldung.com/kotlin-json-convert-data-class)
- [Mapping of Data Objects in Kotlin](https://www.baeldung.com/kotlin-data-objects)
- [Threads vs Coroutines in Kotlin](https://www.baeldung.com/kotlin-threads-coroutines)
- [Guide to Kotlin Interfaces](https://www.baeldung.com/kotlin-interfaces)
- [Guide to Sorting in Kotlin](https://www.baeldung.com/kotlin-sort)
- [Dependency Injection for Kotlin with Injekt](https://www.baeldung.com/kotlin-dependency-injection-with-injekt)
- [Implementing a Binary Tree in Kotlin](https://www.baeldung.com/kotlin-binary-tree)
- [Kotlin Contracts](https://www.baeldung.com/kotlin-contracts)
- [Inline Classes in Kotlin](https://www.baeldung.com/kotlin-inline-classes)
- [Building DSLs in Kotlin](https://www.baeldung.com/kotlin-dsl)
- [Static Methods Behavior in Kotlin](https://www.baeldung.com/kotlin-static-methods)
- [Delegation Pattern in Kotlin](https://www.baeldung.com/kotlin-delegation-pattern)
- More articles: [[next -->]](/core-kotlin-2)