January 2017
Intermediate to advanced
420 pages
9h 25m
English
Content preview from Programming Kotlin
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Mixing Kotlin and Java in a project
Using different languages within the same project is quite common; I came across projects where a mix of Java and Scala files formed the code base. Could we do the same with Kotlin? Absolutely. Let's work on the project created earlier, Kotlin with Gradle. You should see the following directory structure in your IntelliJ (the standard template for a Java/Kotlin project):
Project layout
You can place Java code within the java folder. Add a new package to the java folder with the same name as the one present in the kotlin folder: com.programming.kotlin.chapter01. Create a New | Java class named CarManufacturer.java ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.