Articles & Tutorials

Zac Sweers shares some techniques for refactoring Dagger code with ease.

Since Kotlin version 1.3.60, the Android Studio plugin recognizes Parcelize as production-ready. Here’s why Christophe Beyls believes @Parcelize is the best of all third-party Parcelable code generation libraries.

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Starting from Kotlin 1.3.50, we can now make use of the Duration class to have worry-free time calculations in our programs. Rahul Chowdhury shows how it works.

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Square has Android SDKs for building payments into your own app or even kiosks for in-person payments. We also have APIs to help you manage a business outside of payments—including keeping track of your inventory or taking orders in advance. Check out the new Square YouTube channel for developers.

TJ goes about creating a FAB speed dial that is completely independent of the anchor View for the speed dial action using composition over inheritance.

Using Kotlin types whose properties will change over time in public API requires extra care to maintain source and binary compatibility as well as an idiomatic API for each language. Jake Wharton lists a couple of issues to watch for.

Scratch files are super lightweight, runnable, and debuggable files. Zarah Dominguez shows how to make use of these to quickly write, run and test your code.

The icon animation that Mark Allison looks at in this article is a maximum / minimum state transition, or possibly an expanded / collapsed transition.

This article touches on a few pitfalls you can avoid when starting out in the world of mobile apps.

Juhani Lehtimäki struggled to take steps beyond “senior developer” for a long time. It wasn’t obvious what was required of him. In this post he takes a look at his past and look at things he wishes he would have known or realised earlier.

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Design

Skyscanner’s design system, ‘Backpack’, played a crucial role in enabling the company’s recent brand refresh. In this piece, Shaun Donnelly looks at how having a design system helped — and could help other businesses give themselves a makeover.

Jobs

We're looking for an Android Engineer (Java/Kotlin) in Berlin who will join our international tech team as soon as possible in creating one of the fastest growing companies in the heating market. Read more in the link postet below.

We are looking for a passionate and product-driven Senior Android Engineer to join our marvelous Mobile team: a group of people with a shared interest in great user experience, robust software, fast delivery, and clear communication.

Be part of the most energizing community for developers and get jobs working with the world's leading brands on Android projects. From anywhere.

Hotel? trivago! Our engineering team works on the cutting edge to develop and improve our native apps. We are now on the lookout for an Android developer to join our team at our headquarters in Düsseldorf. If you think you can drive our app to the next level, we want to hear from you!

TripIt®, the leading trip management app from SAP Concur, Inc., helps travelers organize and manage their travel plans. As a mobile engineer on our team, you will design elegant user interfaces and build features to reduce the stress of travel.

Libraries & Code

A Gradle plugin to easily apply the same setup of static analysis tools across different Android, Java or Kotlin projects.

News

To help you build more battery-friendly apps, Google introduced WorkManager as the unified solution for all deferrable background processing needs. Starting November 1, 2020, they are unifying deferrable background tasks on Android around WorkManager.

Advanced Android in Kotlin, developed by Google together with Udacity, is our newly-released, free, self-paced online course. In this course, expert instructors from the Android team at Google will introduce you to some of the advanced features you can build into your Android apps.

Last month, Google kicked off the next Android Developer Challenge and asked you to submit your ideas focused on helpful innovation, powered by on-device machine learning. Remember to apply by Dec. 2.

Videos & Podcasts

Videos of most of the presentations from Mobiconf 2019

App Modularization has lots of benefits but how do you manage your database objects in these modules? In this episode Kaushik grapples with that question and tries to come up with an answer.

In this episode, Tor chats with Jerome Dochez, Chris Warrington and Xavier Ducrohet from the Android Studio build system team and discuss the new speed attribution feature in 4.0, the effort to create new APIs for plugin authors, and a lot more.

Helpful innovation, powered by On-Device Machine Learning + you: Google's bringing back the Android Developer Challenge and asking you to help us unlock new experiences on Android.

Specials

This piece is a profile of Moyinoluwa Adeyemi, an Android Developer, and Google Developer Expert, who, outside of her daily tasks, loves to give back to society so that means a lot of speaking, writing, and organizing events.