Droidcon Online

Dagger has become one of the most widely used libraries in Android development, and is often one of the first to be thought of when bootstrapping a new project, but there are still many nuances and caveats that often get overlooked! Many questions arose after the adoption of Kotlin on how to continue following best practices from Java, so whether you’re using dagger-android or vanilla Dagger, I’ll go through some tips and tricks to make sure you’re using Dagger to its best capacity. ...

Fragments have often been controversial, and to some, the stuff of nightmares, with the inconsistency of lifecycle events, complex UI interaction, and unexpected behaviours making many Android developers suspicious of their usage. But with the development and recent stable publication of the navigation library, it may be the right time to give them a chance. Giving Fragments a second chance is not something I’d ever thought I’d be saying, but it’s a fantastic opportunity to find a solution to sharing data across a single screen. ...

Legacy code can be quite the challenge to manage, often resulting from untested scenarios, quick fixes, or less than successful initiatives. With few developers wanting to deal with it, it can end up with little remaining knowledge of its inner workings. We can take many learnings from Michael Feathers book on “Working Effectively with Legacy Code”, but we can also use Kotlin migration as an effective tool to leverage the management, reduction, and removal of legacy code in our applications. ...