here we discuss questions regarding all aspects that are mostly asked in Kotlin Interviews — Especially in Android development, Kotlin has become a popular programming language. In order to help you succeed in Kotlin interviews, we’ve simplified the 100 most common interview questions for you. This guide covers a wide range of topics, including basic language concepts and advanced features. Every question is accompanied by…

When it comes to automatic serialization and deserialization of Kotlin classes using the JSON format, the two main libraries compatible with Kotlin metadata are currently Moshi and Kotlin Serialization. This compatibility is especially important for non-null types and default values during deserialization, where lack of proper Kotlin support could result…

In this blog, I will show you how to write UseCases then a great way to create a UseCaseRunner to manage UseCase’s lifecycle and remove all of the boilerplate code that we write in every ViewModel. Tip: If you already know how/why to use UseCases, skip to the “How to…

Fast and reliable network communication is crucial for OkCredit mobile apps. Since the majority of our users belong to Tier-2/3 cities in India, flaky and unreliable network connection is one of the biggest challenges for us. …

Use case example: displaying a list header and footer — ConcatAdapter is a new class available in recyclerview:1.2.0-alpha02 which enables you to sequentially combine multiple adapters to be displayed in a single RecyclerView. This enables you to better encapsulate your adapters rather than having to combine many data sources into a single adapter, keeping them focused and re-usable. One use…

We are mobile engineers who have spent our careers building mobile applications at industry-leading companies like Uber, and we’ve made it our mission to solve the hard problems in mobile development. Along the way, we’ll be building novel technology and will continue to share our learnings with the community. Today…

When I joined my current company a few months ago, building our Android app took an average of 14 minutes on my machine. You can imagine how wildly unproductive that made me feel, so I went on a journey to speed it up. It’s down to about 2 minutes now…