Kotlin

Kotlin is a functional language created by Jetbrains that can be used to boost Android development. Lambas, null safety, extension functions and a lot of breaking features make Android development simpler and easier. Start learning today!
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MVP for Android: how to organize the presentation layer

MVP (Model View Presenter) pattern is a derivative from the well known MVC (Model View Controller), and one of the most popular patterns to organize the presentation layer in Android Applications. This article was first published in April 2014, and been the most...

Hacking Architecture Components by using Kotlin

I've been using Architecture Components for a while, and I must admit I love them. The Android team has managed to find a way to let us forget about lifecycles and focus on what really matters. But not only that. Thanks to Architecture Components (which you can learn...

Yo Dawg! I heard you like Kotlin (Talk at Devfest Baltics)

In November 2017, I had the chance (and luck!) of participating in a great event at Latvia: Devfest Baltics. It was awesome in many ways, but specially because of how the organizers treated us the speakers. I had never felt so warm (in such a cold country 😂) I even...

Listeners with several functions in Kotlin. How to make them shine?

One question I get often is how to simplify the interaction with listeners that have several functions on Kotlin. For listeners (or any interfaces) with a single function is simple: it automatically lets you replace it by a lambda. But that's not the case for...

Calling Kotlin from Java: start using Kotlin today

One of the great wonders of Kotlin is that it's fully integrated with Java. This means that although all your application code is written Java, you can create a class in Kotlin and use it from Java without any issues. Calling Kotlin from Java code can't be easier....

Why Kotlin for Android online course is different from any other

You may probably know that this days I'm publishing my first online course in English, Kotlin for Android Developers, based on all the knowledge I've gotten from writing my book and the live workshop I teach here in Spain. In the course, you will learn Kotlin from...

Kotlin Android Extensions: Say goodbye to findViewById

If you've been developing Android Apps for some time, you're probably already tired of working with findViewById in your day-to-day life to recover views. Or maybe you gave up and started using the famous Butterknife library. If that's your case, then you'll love...

12 reasons why you should start using Kotlin for Android today (KAD 30)

Even now that Kotlin is an officially supported language to write Android Apps, you may still feel that there are not enough reasons for a change. Java has proved to be working during all these years, so why should you change? Here are my reasons why I think that, far...

Kotlin for Android Developers

Kotlin for Android Developers

Start learning Kotlin today with this book by creating an Android App from ground up.