A pretty common requirement in almost any app is to have some screen which need to change if the user found that your features (well… the apps) are worth login in. But, funny thing, your login might be triggered from one screen and you might want to react to it…

Recently we had to go back to one of the oldest (and darkest) parts of our codebase, the login, and make Single Sign On happen. Our login had a few design mistakes from the start (Oh man, we have learned a lot during the years) and tons of devs have…

Looking for an architecture which can work fine for simple to medium features based in MVVM, Clean architecture and unidirectional flow of information. We’ve started a phase of experimentation in the team to update the architecture approach that we use for most of the features. We are currently in MVVM…

Bottom Navigation Bar is probably one of the most common navigation patterns around and the view at Material components is an incredible one. It has lot of customisation options, but badges has always to be a circle. If circles does not match your app’s brand identity or you just want…

Pixel launcher added sometime ago this very nice effect to the app drawer which replaces our beloved android over scroll effect with the items moving and bouncing when the scrollable content finishes. It has been a typical iOS detail in the past and probably a few years ago I would…

I usually work in a very big app which has been some years around. We have refactored some of the features several times and we have done a huge effort in modularisation in the last years, but app navigation is one of the big pending topics (and pain points) we…

LiveData is a great way to send your data updates to the UI, but as commented in the Guide to app architecture in the final lines, dealing with loading state and handling errors are not trivial. Consider de following scenario: when opening your activity, you want to display the list…

Holded in my beloved city Turin, Droidcon Italy just finished last Friday and, since I’m preparing some quick notes to present to my colleagues at work I though It would be great to share them here too. First of all, thanks to all the guys which organised it, the old…

Our UX team came up with a really great design for a product detail page starring a “buy button” which is placed in some position of the vertical scrollable content. Better check the image below.