An overview of how we do screenshot tests, and the open source libraries that helped us along the way. — In this post, we’ll take a look at how we test our Design System components on Android using screenshot tests to make them pixel perfect. 👌 Let’s start with an example. Take a look at these two images:

Kotlin coroutines offer a new way of asynchronous executions but directly looking at library functions may become a bit confusing. In this article, I’ll try to demystify coroutines. Let’s start at basic. We have a something called launch which can be used to launch a coroutine private fun myHeavyFunction() {…

Android Studio 3.1 recently came out of beta. It has a lot of features such as kotlin lint checks, D8 compiler and also a revamped Network Profiler. From early days of DDMS, we could always check how network data was being consumed but the current iteration of profiler has added…

Kotlin has been traditionally used as a language for JVM based platforms and has become highly popular in Android ecosystem. As the language matures, it is knocking on new frontiers — platforms other than JVM, one of them being iOS. Kotlin started out with compilation to .class files which allowed…

Kotlin has recently released a library for serialization. To put things in perspective, before this there was no serialization lib provided by kotlin but you could use any platform supported serialization libraries with Kotlin classes(eg. Gson for JVM/Android) But that’s where Kotlin’s serialization library is different, it’s cross platform and…

One of the cool things in Kotlin is having ability to pass around functions as objects. That’s where higher order functions come and allow us to write code more declaratively. I’m gonna list down some function blocks Let’s start with basic ones We often run into scenarios where we encapsulate…

Android Nougat(7.0) introduced a nice feature to get UI performance data at runtime using FrameMetrics. Now this is not a new feature as same can be done using adb shell dumpsys gfxinfo. FrameMetrics can be useful if you want to track UI performance data in production apps where your environment…