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Extension Methods in Kotlin 1. Introduction Kotlin introduces the concept of Extension Methods – which are a handy way of extending existing classes with a new functionality without using inheritance or any forms of the Decorator pattern – after defining an extension. we can essentially use it – as it… Continue Reading kotlin-extension-methods
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Visibility Modifiers in Kotlin 1. Introduction The Kotlin programming language is built upon the Java Virtual Machine (JVM). As such, it has to follow all of the rules that the JVM imposes – including visibility modifiers. However, there are some subtle nuances in how the language implements these modifiers with… Continue Reading kotlin-visibility-modifiers
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Introduction to the Kotlin Language 1. Overview In this tutorial, we’re going to take a look at Kotlin, a new language in the JVM world, and some of its basic features, including classes, inheritance, conditional statements, and looping constructs. Then we will look at some of the main features that… Continue Reading kotlin
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Working with Enums in Kotlin 1. Overview In this tutorial, we’ll deep dive into Kotlin enums. With the evolution of programming languages, the usage and application of enums have also advanced. Enum constants today aren’t just mere collections of constants – they can have properties, implement interfaces, and much more.… Continue Reading kotlin-enum
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Destructuring Declarations in Kotlin 1. Overview In this tutorial, we’ll introduce the concept of Destructuring Declarations in Kotlin, and take a look at how it can be used. If you want to learn more about Kotlin, check out this article. 2. Destructuring Declarations This concept consists of treating objects as… Continue Reading kotlin-destructuring-declarations
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Comprehensive Guide to Null Safety in Kotlin 1. Overview In this article, we’ll be looking at the null safety features built into the Kotlin language. Kotlin provides comprehensive, native handling of nullable fields – no additional libraries are needed. 2. Maven Dependency To get started, you’ll need to add the… Continue Reading kotlin-null-safety
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Guide to Kotlin Interfaces 1. Overview In this tutorial, we’ll discuss how to define and implement interfaces in Kotlin. We’ll also take a look at how multiple interfaces can be implemented by a class. This can certainly cause conflicts, and we’ll learn the mechanism that Kotlin has to resolve them.… Continue Reading kotlin-interfaces
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Data Classes in Kotlin 1. Overview The Kotlin language introduces the concept of Data Classes, which represent simple classes used as data containers and do not encapsulate any additional logic. Simply put, Kotlin’s solution enables us to avoid writing a lot of boilerplate code. In this quick article, we’ll take… Continue Reading kotlin-data-classes
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Initializing Arrays in Kotlin 1. Overview In this quick tutorial, we’ll look at how we can initialize an array in Kotlin. 2. arrayOf Library Method Kotlin has a built-in arrayOf method which converts the provided enumerated values into an array of the given type: val strings = arrayOf(“January”, “February”, “March”)… Continue Reading kotlin-initialize-array
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Lambda Expressions in Kotlin 1. Overview In this article, we’re going to explore Lambdas in the Kotlin language. Keep in mind that lambdas aren’t unique to Kotlin and have been around for many years in many other languages. Lambdas Expressions are essentially anonymous functions that we can treat as values… Continue Reading kotlin-lambda-expressions
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