Smart Casting is a feature of the Kotlin compiler that can rely on the previous conditions and circumstances of a variable to automatically cast that variable to the most appropriate, correct data type for that variable. For example, I have…
In Java, we use the instanceOf operator to check if an object is an instance of a certain class or interface? In Kotlin, we will use the is operator! For example, I have an interface with 2 implementations as follows:…
In Java, when comparing whether 2 objects initialized from a class are equal or not, we need to implement 2 equals() and hashCode() methods for that class and will use the equals() method to compare them. For example, I have…
In Kotlin, we use two keywords var and val to declare variables. The difference between these two keywords is that var is used to declare mutable variables, and val is used to declare immutable variables. In short, for you to…
If you have worked with Java, getting started with Kotlin is very easy, because Kotlin was born to improve the unnecessary things of Java, helping us focus on the business of the application instead of having to write a lot…
Similar to Java, when working with Kotlin, we also need to set up our IDE to write better code. In this article, I will share with you some of the necessary configurations for IntelliJ to do this! Formatter configuration We…