The JetBrains Blog

Update: Read the update from 2019 about our code-generated art being used to create original artworks. Crafting tools and making them better is human nature. JetBrains has built its business on this tradition, by creating tools which developers love using daily and which automate the routine parts …

One of the main goals of all the products we create at JetBrains is to increase our productivity as developers. And we’re ready to go the extra mile to achieve this. This year IntelliJ IDEA turned 18. Through all these years, the IDE has got lots of nice features, and for many of them, dedicated ic…

Update: Read the update from 2018 about our approach to creating product artwork. Most of us who write code treat it as something special, more than just a bunch of characters stored in files. A lot of experience, thought and trial and error is put into it. For many, coding is creating and the co…

Type systems... We all know they are cool. In a static language, like Kotlin, the type system is the one responsible for early detection of errors. Many tools (e.g. an IDE with its refactoring abilities) also rely on the type system. We also know that type systems are hard: many computer scientists…

Kotlin is designed so that there's no such thing as a "static member" in a class. If you have a function in a class, it can only be called on instances of this class. If you need something that is not attached to an instance of any class, you define it in a package, outside any class (we call it pac…

In Kotlin M5 we have redesigned our ranges a little bit. (more…)…

It's been a while since I blogged last time on Kotlin M2. Now, the hot summer has passed, and M3 will be out very soon. In this post I describe two small features added in M3 that make our lives easier and will lead to simplification of the language. How do you traverse a map? Assume you have a ma…