Android Architecture Patterns Part 3: Model-View-ViewModel

After four different designs in the first six months of the development of the upday app, we learned one important lesson: we need an architecture pattern that allows fast reaction to design changes! The solution we chose in the…

Android Architecture Patterns Part 1: Model-View-Controller

A year ago, when the majority of the current Android team started working at upday, the application was far from being the robust, stable app that we wanted it to be. We tried to understand why our code was in such bad shape…

RxJava: subscribeOn vs observeOn

One of the strongest aspects of RxJava is the simple way to schedule work on a desired thread using…

3 Common Mistakes when Implementing Spring Cache Abstraction

About struggles when using caching…

Flutter Test-Driven Development

Find out how to build a Flutter App with a Test-Driven Development…

How to set up Interceptors for Http calls in Flutter App