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ML Kit Pose Detection Brings Body Movement Tracking to iOS and Android
Initially available under the ML Kit early access program, Pose Detection is now officially part of ML Kit. The library is capable of tracking the human body, including facial landmarks, hands, and feet.
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eBay Rearchitected Android App to Leverage App Bundles and Dynamic Feature Delivery
eBay engineers worked with Google to rearchitecture and reimplement their mobile app to take advantage of several new technologies, including Android app bundles (AAB) and Kotlin. They also took the chance to improve test automation, Continuous Integration/Continuous Delivery (CI/CD), and overcome global infrastructure limitations.
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Kotlin 1.4 Brings New Language Features, Improved Compilers and Tools
Kotlin 1.4 focuses on improving performance and tooling. It also contains a number of new language features, including single abstract method (SAM) conversion for interfaces, explicit API mode, and more.
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Google Improves Android App Bundle for Games and Modular Apps
In its latest Android Studio 4.2, currently in Canary, Google has made significant improvements to the Android App Bundle format by introducing Play Asset Delivery (PAD) and dynamic modules resource shrinking.
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Google Open-Sources AI for Mapping Natural Language to Mobile UI Actions
Google has open-sourced their AI model for converting sequences of natural language instructions to actions in a mobile device UI. The model is based on the Transformer deep-learning architecture and achieves 70% accuracy on a new benchmark dataset created for the project.
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Pros and Cons of Migrating to React Native at Khan Academy
After a two-year long transition from native to React Native for their iOS and Android apps, Khan Academy engineer Bryan Clark offered their view on the pros and cons of this decision.
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Google ARCore Depth API Now Available with Additional Sample Code
Released in closed beta at the end of last year, ARCore Depth is now available in ARCore 1.18. Since the initial announcement, Google has been working with selected partners to create compelling use cases of this technology.
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Google ML Kit SDK Now Focuses on On-Device Machine Learning
Google has introduced a new ML Kit SDK aimed at working in standalone mode without requiring a tight integration with Firebase, as the original ML Kit SDK did. Additionally, it provides limited support for replacing its default models with custom ones for image labeling and object detection and tracking.
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Fabulous Enables Building Declarative Cross-Platforms UIs for iOS and Android in F#
In a recent Channel 9 show, F# designer and architect Don Syme and Fabulous maintainer Timothé Larivière introduced Fabulous, a community-driven F# framework aimed to build cross-platform mobile and desktop apps based on Xamarin.Forms.
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Dart and Flutter Improve Performance, Safety, and Tooling for Cross-Platform Mobile Development
The latest Dart release, Dart 2.8, focuses on preparing the ground for the introduction of null safety and brings an improved package manager. Flutter 1.17 significantly improves runtime performance while reducing binary size and memory usage. Additionally, it introduces a number of new Material widgets, including NavigationRail, updated DatePicker, and more.
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NHSX Covid-19 App on Trial
The NHSx mobile application for tracking Covid-19 has been released for a trial on the Isle of Wight, but problems with the implementation and reliability mean that the app might be outdated before it achieves herd immunity. InfoQ looks at the source code and the results of the trial, and what it might mean for other applications following a similar path.
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Google and Apple Publish Exposure Notification API Draft
Only a few weeks after its initial announcement, the partnership between Google and Apple to provide their mobile OSes with solid foundations for contact tracing applications has reached a key milestone, a preliminary draft of the Exposure Notification API and beta release for iOS.
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How Duolingo Migrated its Android App to 100% Kotlin
Across the last two years, Duolingo seamlessly migrated its Java Android app to 100% Kotlin. Among the main benefits this brought, developers improved their productivity and happiness while the Duolingo app became almost null pointer exception (NPE) free. InfoQ has spoken with Duolingo Android and web development leader Art Chaidarun to learn more about their experience.
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Google and Apple Jointly Working on Contact Tracing for iOS and Android
Google and Apple announced a joint effort to create a Bluetooth-based contact tracing solution for iOS and Android. This initiative aims to provide a tool to fight the spread of the COVID-19 virus by alerting participants who have been in contact with someone who has been positively diagnosed.
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How Uber Deals with Unreachable Code Associated to Feature Flags in its Mobile Apps
Piranha is a newly open-sourced tool by Uber that can be used to remove stale code in mobile apps written in Java, Objective-C, or Swift for Android and iOS. The tool was born with the aim to pay technical debt ensuing from the process of implementing and eventually removing feature flags, says Uber.