Kotlin for Interviews
This post contains the Kotlin 5-minute cheat sheet of APIs, which will be helpful during algorithm interviews. You can revise it right before the interview o...
Posts by Year
2025
2019
Evolution of unit tests in Android
In the article we take a look at the unit test evolution from beginner to pro-level. “Rate us” dialog is a popular feature, and it will be a good example. Ty...
Improve Android unit tests with shared preferences mock library
Shared preferences mock is the lightweight library let you increase coverage of unit tests and simplify code for them with one line of code
Android open source app secure build
Simple config to hide signing keystore but allowing to build release variant for contributors. Useful for open source Apps and pet projects.
Kotlin library development for Android/Java hints
Notices about forward/backward compatibility between Kotlin versions and good support of pure Java projects.
2018
Fragment: getContext vs requireContext
Android team annotated some sdk methods with NonNull and Nullable in support library in 27.1.0. That change leads to warnings and errors like on the picture ...