Articles & Tutorials

Tiger Oakes describes an icon animation in which a line appears and grows diagonally through the original icon as it fades to gray. To create the animation, he considered many details such as colors, lines, curves, and clip paths.

Colin White announces Coil — an open-source Kotlin-first image loading library for Android. Coil is fast, lightweight, modern, and treats Kotlin Coroutines, OkHttp, Okio, and AndroidX Lifecycles as first-class citizens.

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This article series by Pamela Hill is for developers and designers interested in learning more about accessibility, particularly related to the Android platform.

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Rúben Sousa released GravitySnapHelper with an extra goodie class called OrientationAwareRecyclerView. Here he explains the reason for that class with some tips for how it's improves scrolling behavior in nested RecyclerViews.

Victoria Gonda describes how her team at Buffer has successfully experimented with asynchronous team meetings, and how it improved their level of communication.

In this post Erik Hellman explains what non-blocking I/O is, how you can use it, and when it might be useful.

Choosing a pattern can be really intimidating to new Android devs who are constantly questioning if they're using the right one. Whether you're trying to decide which one to learn, or wondering if the one you already use is best for you, this post will help lead you to the right decision.

Developer Dan Fabulich discovers from Google support that some apps are undergoing a more thorough review process on Google Play and may take longer to release an app than it has in the past.

Bernardo Ferrari describes how he ended up using MvRx library and the advantages he's found while using it for a year.

Jeroen Mols' mini-series explains the benefits of using feature flags and propose a handy architecture that enables local feature flag configuration, remote configuration, and easy testability.

Eyal Guthmann describes how Dropbox has backed off from the strategy of sharing code between iOS & Android via C++ in favor of using each platforms’ native languages. Here are some of the things they learned as a company on what it costs to effectively share code.

Primary constructors play a fundamental role in Kotlin classes. Márton Braun takes a close look at them to really understand what exactly is part of a primary constructor, and what makes this constructor so special.

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Libraries & Code

Chucker simplifies the inspection of HTTP(S) requests/responses, and Throwables fired by your Android App. Chucker works as a OkHttp Interceptor persisting all those events inside your application, and providing a UI for inspecting and sharing their content.

This repository contains a set of individual Android Studio projects to help you get started writing/understanding Android animation features.

An image loading library for Android backed by Kotlin Coroutines.

News

Ian Stoba describes how Google has released tools that help improve accessibility in Android apps, and it is starting to improve the apps available.

An open letter from an Android developer to the Google Play team and the community of Android developers and users.

Google has released the source code for the official Google I/O 2019 Android app.

Videos & Podcasts

Dru and Jenn talk with Google’s Android Toolkit Lead Developer Romain Guy about Q and UX; the Jenn takes a look at Jetpack Compose.

In this episode Donn and Kaushik sit down with Instacart Engineer Colin White to discuss a new image library he has created called Coil.