Issue #417

June 7th, 2020

Articles & Tutorials

link image   Getting Started with the Motion Editor in Android Studio 4.0 (

Rebecca Franks takes a look at the different aspects of the new Motion Editor and how you can create a MotionLayout animation within the Editor.

Run an expensive calculation with Kotlin Coroutines (

With coroutines, Lukas Lechner shows it is possible to perform expensive computations without ever leaving the main thread. However, he will also tell you why you should never follow this approach in a real production app.

link image   PathSense Android Geofence, 6x Faster Than Google (

PathSense Geofence for Android is 6x faster and 6x more accurate than Google Play Services geofencing, and will reliably wake your app from the background. It is optimized for Android O, P, and Q. Get the SDK and try it for FREE in your own app today!

Kotlin Testing (

Jarosław Michalik introduces his  portal dedicated to testing with Kotlin.

link image   Don't Miss mDevCamp 2020 in Virtual 3D World (

This 9th edition of the largest mobile development conference in CEE will be held inside an MMO-like virtual 3D world. It’s two days (June 10 & 11) of deep dives into the hottest topics of the mobile development industry — a must-attend for any Android/Kotlin enthusiast. Tickets only €19 + VAT!

My IntelliJ Plugin Collection – Kotlin Fill class (

Ivan Morgillo starts a series of articles on useful IntelliJ/Android Studio plugins.

Moving and swiping with RecyclerView (

Bevan Steele found the RecyclerView docs lacking a bit on more advanced topics like swiping items or drag&drop, so he wrote this guide to help

Introducing GraphQL Kotlin Client (

Dariusz Kuc introduces a new lightweight, type-safe GraphQL HTTP Client.

AnimatedIcons: Infinity (

The animation Mark Allison looks at building this time is an indefinite loading indicator that’s based upon the infinity symbol!

Android MVI with Kotlin Coroutines & Flow (

In this article, Stavro Xhardha uses Kotlin Coroutines & the Kotlin Flow API to implement an MVI architecture, specifically exploring the new StateFlow API.

Coroutines: Suspending State Machines (

Coroutines make our asynchronous code look sequential. Coroutines help us escape the callback hell. Coroutines save us from the complex reactive chains. Garima Jain looks under the hood at how coroutines really work!

Thoughts about State Handling on Android (

One of the frequent challenges on Android is keeping the UI of the application in a consistent, sensible state. Márton Braun continues his series by looking at state handling on Android.

Designing accessible text for Android: variable font and screen sizes (

In this article, Doug Stevenson writes about designing for variable font and screen sizes on Android.

Migrating to AndroidX: The time is right! Let’s summarize it! (

Why migrate to Jetpack AndroidX libraries? Anoop M Madasseri lists the reasons why.

What is suspend function in Kotlin Coroutines? (

Amit Shekhar teaches about the suspend function in Kotlin, which is the building block of the Coroutines.

Android storage use cases and best practices (

Google has added a new documentation section on storage use cases and best practices.


Place a sponsored post

link image   Place a sponsored post & reach over 66k Android devs (


Libraries & Code

link image   Pokedex (

Android Pokedex using Dagger Hilt, Motion, Coroutines, Jetpack (Room, ViewModel, LiveData) based on MVVM architecture.

state-delegator (

Collection of classes that helps you to manage a screen state

kotlin-fill-class (

Intellij plugin that provides intention action for empty constructor

graphql-kotlin (

Libraries for running GraphQL in Kotlin

dsl-api-generator (

IntelliJ IDEA and Android Studio plugin to generate binary compatible and Java interoperable DSL boilerplate

kotlinpoet (

A Kotlin API for generating .kt source files.


Videos & Podcasts

link image   ViewBinding + ViewModel + LiveData (

This week's lecture by Nate Ebel will teach you how to implement simple MVVM using ViewBinding, ViewModel and LiveData.

Android Developers Backstage: Bubbles! (

In this episode, Romain, Chet and Tor talked with Mady Melor and Artur Tsurkan from the System UI team about... Bubbles!