InfoQ Homepage Mobile Content on InfoQ
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How Spotify Fights Global Warming by Taking Their Mobile App Size under Control
Adding new features has often a hidden impact on app size, with several undesired effects, including user disengagement and unnecessary carbon emissions. To keep app size under control, Spotify engineers established pre-PR and post-PR processes to help prevent an estimated 10MB app size growth over six months.
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Android Telecom Library Aims to Simplify the Creation of Voice and Video Apps
Available in Alpha, the new Telecom jetpack library simplifies the process of creating voice and/or video calling applications for Android developers by providing several APIs to support common functionality like answering/declining, audio routing, and so on.
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Kotlin Multiplatform Reaches Stability
Kotlin Multiplatform, a solution created by JetBrains to enable the use of Kotlin to share native code across different platforms, is now stable and ready for production use, says JetBrains engineer Ekaterina Petrova.
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MediaPipe Now Supports On-Device Text-to-Image Generation on Android
Announced a few months ago, MediaPipe diffusion plugin is now available as an experimental tool on Android devices. Named Image Generator, the plugin can generate images entirely on-device in approximately 15 seconds on high end devices, says Google.
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Apple Adds Delivery Metrics to Its Push Notification Console
To help developers gauge delivery of notifications in production, the Push Notification Console now includes metrics to get insights into the behavior of an app and its integration with the Apple Push Notification service (APNs).
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How Spotify Transitioned to Bazel to Build their iOS App
After three years experimenting with Bazel, in 2020 Spotify decided to adopt it as their official build system for the Spotify iOS app. Thanks to this, they could reduce build times to a fourth, explains Spotify engineer Patrick Balestra.
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Swift 5.9 Brings a Macro System and C++ Interoperability
In addition to an expressive macro system and a limited form of C++ interoperability, Swift 5.9, now officially available, also introduces parameter packs, ownership-based memory management, and more.
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Transitioning to SwiftUI at Airbnb
In 2022, the iOS team at Airbnb decided SwiftUI was sufficiently mature to be adopted for their official app. This required a careful transition, explains Airbnb staff engineer Bryn Bodayle.
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AWS CodeArtifact Now Supports the Swift Package Manager
AWS-based software artifact repository CodeArtifact now supports the Swift Package Manager, in addition to Maven, NuGet, npm, pip, and others. This allows developers to store and retrieve Swift packages using Apple's official package manager just like they do when using other repositories.
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Reddit Adopts Server-Driven UI for Its New Feed Architecture across Mobile Apps
Reddit reworked its feeds functionality in the iOS mobile app and introduced it to the Android app. In both cases, they used the Server-Driven UI (SDUI) as their communication approach, which allows localized content layout changes without mobile app releases.
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.NET MAUI in .NET 8 RC 1: Quality Improvements and Xcode 15 Beta Support
Microsoft has recently released the first Release Candidate version of the .NET Multi-platform App UI (MAUI) framework in the .NET 8 roadmap. As reported, this release candidate version is focused on code quality, various UI improvements, and performance optimizations and it comes with Xcode 15 beta support for Apple SDKs.
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.NET MAUI in .NET 8 Preview 7 with Keyboard Accelerators, Fixes and Improvements
.NET MAUI is now available in .NET 8 Preview 7. This version introduces keyboard accelerators and more bug fixes and enhancements. This is the final familiarisation release of .NET 8. With this announcement came further community concerns about the framework.
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New Downfall Attack Could Lead to Sensitive Data Leakage on Intel Processors
Security researcher Daniel Moghimi discovered a new side-channel vulnerability affecting Intel processors that could be exploited to steal data from other users or apps running on the same computer. Dubbed Downfall, the vulnerability has been patched by Intel and mitigated by most major OS vendors.
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Chrome Supports Key Pinning on Android to Improve Security
Key pinning, a technique used to prevent an attacker from tricking a vulnerable certificate authority (CA) into issuing an apparently valid certificate for a server, is now used in Chrome for Android, version 106, to help prevent man-in-the-middle attacks against Google services.
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Android Studio Giraffe Now Stable
Android Studio Giraffe is now stable, bringing in the new IntelliJ 2022.3, a new IDE look and feel, improved Live Edit, Compose animation previews, and more.