For example, given a function, f(x) = X2; f(5) is always 25. The way to guarantee, in a programming language, that calling a function with a parameter always returns the same value, is to avoid accessing to mut
There is less repetition in instantiating variables in Kotlin than there is in Java. In the example above, the phraseStringdoes not need to be repeated in the Kotlin code. Thenewoperatoralso isn't used because Kotlin automatically infers thedata type. Semicolons are optional when coding new l...
In Kotlin, you can declare a property or variable as'lateinit'(short for “late initialization”) when you want to initialize a non-null value before you try to access it. This is particularly useful when working with dependency injection or when you’re certain that the variable will have ...
Learn what is Vue JS, a powerful and easy-to-learn JavaScript framework for building user interfaces and single-page applications. Read more in this blog.
That is, until it becomes fun. With zero-overhead lambdas and ability to do mapping, folding, etc. over standard Java collections. The Kotlin type system distinguishes between mutable and immutable views over collections. Unlock access to the largest independent learning library in Tech for FREE!
You don’t need to write much code in Kotlin. Due to this, the bug count will be less. The bug count will be less even due to Kotlin’s support for a test-driven environment. Even the maintenance is less because of less code and fewer bugs. ...
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Testing pure Java/Kotlin classes. Validating business logic independently. Performing quick tests without dependencies on Android APIs. 2. Instrumented Unit Tests Instrumented tests run on an actual Android device or emulator, allowing interaction with Android framework components. These tests are slower ...
The IntelliJ IDEA native builder uses the version of the Kotlin compiler configured in the project Starting from v2022.2, the bundled Kotlin compiler is no longer used with the IntelliJ IDEA native builder. Both local and CI builds now run with the version of the Kotlin compiler declared in th...
kotlin("multiplatform") version "1.4.0" } It’s good to note that multiplatform can be replaced by other targets such as the jvm or js for JavaScript. For now, multiplatform will work for the purposes of this tutorial. Coroutines is a library in Kotlin. This means that you’ll need to...