Every developer has probably faced this problem. One of the major issues with Java was Null Pointer Exception which leads to Android Apps crashing frequently. One such extension is ‘Synthetic’ Extension. It allows recovering views from Activities, Fragments, and Views in an amazingly seamless way. This means you can take advantage of Kotlin’s powerful features without having to abandon all the skills you’ve gained while building existing apps. And while doing so, adding more and more Kotlin incrementally so migration is smooth.Įxtension functions give you a way to add functionality to existing classes (even Java classes) without a full rewrite to Kotlin. You don't have to immediately stop using Java or swap out all the code, you can use both. The beauty of Kotlin is that it’s 100% interoperable with Java. One of the biggest issues with picking up a new language is that if you have an existing project or are working as a team, then there is a ton of migration to be done. This is a key reason why Kotlin has surpassed Java as being the go-to language for Android app development. Kotlin’s syntax and design are simple to comprehend and yet very powerful to use.

For anyone with existing developer experience, understanding and learning Kotlin will be almost effortless. When thinking about starting to learn a new language, one of the key factors is always its difficulty. As for why choose to learn Kotlin over Java, for example, the reasons are very clear. Android has maintained and increase the majority market share of smartphone OSs for the past decade, currently standing at 73%. Android OS users have been steadily increasing over the past decade with lower entry points to the ecosystem compared to iOS. You might ask, why learn Kotlin and not invest in other programming languages? Well, let’s break it down.Īndroid app development is not going away anytime soon.

Whether you’re starting out or looking to expand your skills, you should learn Kotlin. There are almost 2.55 million apps on the Google Play store and those apps just keep multiplying. But looking to get it off the ground can be a daunting task without knowing how to do it.

Kotlin development