This post shows readers how to create an array in Java. Including: Array Lists, multidimensional arrays, maps, and more.

Google even used it to create Android, making it one of the most-used languages on the market. Luckily, you don't have to go back to school or follow a strict schedule to learn Java.

That’s why Android app makers have embraced Kotlin as Java 2.0. Based on the fundamentals of Java, Kotlin is a new-school language that fixes a lot of the problems developers have with Java.

While learning the basics of app building, users will undoubtedly discover both Java and Kotlin, two of the most useful programming languages for crafting Android apps.

Here's what Meta's developers have learned from moving their code base from the Java programming language over to Kotlin.

Android SDK is used to create android apps and execute command lines. Learn how to install Android Studio and SDK on Windows 11/10.