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1. val vs varContinue reading on Medium »
If you’ve come from Java, you’ve probably used the static keyword countless times—for utility methods, constants, or creating singleton…Continue reading on Medium »
Practice lateinit with a short kotlin challenge.
Imagine you’re building an e-commerce application. Every user has a name, email, and phone number. However, customers have shipping…Continue reading on Medium »
As your Kotlin applications grow, you’ll often need multiple classes to share common behavior. For example, different payment methods…Continue reading on Medium »
Practice objects with a short kotlin challenge.
Imagine you’re building a banking application. Some functions should be available to everyone, while others — such as password validation…Continue reading on Medium В»
Kotlin outnumbered Swift for the first time in August, and the month eased off after July’s hard streak. Here’s all 18 bits grouped by platform and sorted from beginner to advanced...
Practice parameters with a short kotlin challenge.
Practice when with a short kotlin challenge.
Practice scope functions with a short kotlin challenge.
Imagine you’re building an e-commerce application. You need classes to represent products, users, orders, and addresses. These classes…Continue reading on Medium »
Practice ranges with a short kotlin challenge.
Practice inline with a short kotlin challenge.
Practice null-safety with a short kotlin challenge.
Imagine you’re building a login screen. After the user taps the Login button, only a few outcomes are possible: the request is loading…Continue reading on Medium »
Imagine you’re building an e-commerce application. Every order can only be in one of a few predefined states: Pending, Processing, Shipped…Continue reading on Medium »
Context parameters are stable. K1 is gone. Here’s what that actually changes for the code you ship tomorrow.Continue reading on Medium »
If you’re coming to Kotlin from Java, or even if you’ve been writing Kotlin for a while, the distinctions between interface, abstract…Continue reading on Medium »
Practice reified with a short kotlin challenge.
How platform independence, null safety, and JVM interop shaped Kotlin’s class hierarchyContinue reading on Level Up Coding »
If your Android project is still on Kotlin 1.9.x, modern Kotlin is not just “the same language with a faster compiler.” Kotlin 2.x has…Continue reading on Medium »
Kotlin keeps getting sharper, Compose keeps getting weirder in the best way, and your backend is quietly becoming part of your job…Continue reading on Medium »
Practice null-safety with a short kotlin challenge.
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