Issue #298

February 25th, 2018

Articles & Tutorials

link image   Fragment Transitions (

The first post in a small post series where Chris Banes explores how to get transitions working nicely with fragments. This post is all about getting them running.

Clean architecture with ViewModel, UseCases and Repositories: Part 2 (

In this second part, Antoni Castejón García talks about applying unit testing to the architecture explained in the first.

Simplify your Android code by delegating to sealed classes (

Péter Pandula writes on using Kotlin's delegation and sealed classes to simplify working with Intents, Bundles or SharedPreferences.

How to Create a GraphQL API in Kotlin (

Annyce Davis shows how its possible to implement GraphQL in a Kotlin project to easily make queries on various datasets.

link image   Earn More From Your App and Get paid for new users (

Why only get paid for your traffic revenue, when you can also get a bonus for each user that installs your app?! You can upload a new app and integrate our SDK and start getting paid for your users!

Continuous Shared Element Transitions: RecyclerView to ViewPager (

This post aims to provide guidelines and implementation for a specific continuous transition between Android Fragments and demonstrates how to implement a transition from an image in a RecyclerView to a ViewPager and back,

Practical ProGuard rules examples (

In this part, Wojtek Kaliciński talks about the practical examples of ProGuard rules on a medium-sized sample app.

Safe, concise text parsing with regex destructuring in Kotlin (

Here's a great Kotlin tip by Preston Garno, where he shows how to use Kotlin destructuring with Regex to simplify your code even further.

Renaming Your Gradle Build Files (

In a multi-module project, searching for the right build.gradle can be tricky. Philippe Breault shares a neat trick to rename your modules' build.gradle files to something meaningful.

Getting Started with Firebase Cloud Storage on Android (

Eric Decanini goes over why you’d want to use Firebase Cloud Storage over other cloud storage services, and the different ways to go about it.

Unified Code Coverage for Android: Revisited (

Rafael Toledo updates us on how to best enable Jacoco coverage reporting with the latest Gradle and Android Plugin.

Connect Android Things to a Smartphone With Nearby Connections 2.0 (

One of the first things users will want to do with a new smart home device is getting it on their wireless network without a screen or keyboard. Paul Trebilcox-Ruiz shows how the Nearby Connections 2.0 API makes it possible.

Android WebView — Downloading Images (

Craig Russell details how to download an image from a WebView which is triggered by the user long pressing on the image.

Testing Views in Isolation at RoMOBOS (

Ataul Munim shares some great in-depth tips on automatic your UI testing with Espresso tests.



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Libraries & Code

openauto (

AndroidAuto headunit emulator

Scripto (

Android bridge for sending messages between Java and JavaScript in WebView.

RxTest (

RxTest is a Kotlin library for testing RxJava

Light (

The usual Snackbar, but elegant



link image   ARCore 1.0 and new updates to Google Lens (

At Mobile World Congress, Google is launching ARCore 1.0 along with new support for developers, and we're releasing updates for Lens and rolling it out to more people.

OpenAuto turns a Raspberry Pi into an Android Auto Head Unit (

OpenAuto lets you create your own Android Auto head unit with a display, Raspberry Pi, and an 8GB (or larger) microSD card.


Videos & Podcasts

link image   At Scale: Mobius - A Loopy UI Architecture (

Ahmed Nawara presents on Mobius: A Loopy UI Architecture

All About CI & CD on App Center (

In this episode, the team talks to Patrick Nikoletich from Microsofts App Center team.

Android Dialogs: Flying Solo with Android Development (

While in San Francisco, Huyen talks to Anita Singh, Android Engineer for Winnie, about what it was like building the Winnie app from scratch as a solo developer.



link image   Droidcon Boston 2018 Agenda with tons of content! (

We told you that #DroidconBos 2018 was going to be HUGE! With more than 25 speakers for 24 talks, 5 workshops, 3 keynotes and 6 lightning talks, your learning will be off the charts!