Weekly Digest
Feb 2 - Feb 8, 2026
8 articles that week
Core Data Agent Skill: Now available open-source
Antoine van der Lee just open-sourced a Core Data Agent Skill that could save you from rookie persistence mistakes. If you're still working with Apple's older framework, this is a game-changer.
Why Your Mobile App Is Not as Secure as You Think
Pavithra Chamod J from PickMe Engineering drops a hard truth: your mobile app's security measures are probably theater. Once an APK hits a rooted device, all bets are off.
How to modernize mobile retail apps with Expo
Jonathan Bones from bitglow turned a crashing retail app into a performance powerhouse. His team cut React Native upgrade time by 80% and boosted performance scores from 36 to 90 for German retailer DEPOT.
Common Mistakes When Shifting Left in Mobile Testing
Russell Morley reveals why most mobile teams think they're shifting left in testing, but are actually just moving their pain earlier in the pipeline.
Migrating to Jetpack Compose: How AI Accelerated Our Journey at Caper
Instacart's Caper team turned a multi-quarter Fragment-to-Compose migration into a dramatically faster effort using AI coding assistants.
Announcing New Dart and Flutter Getting Started Experience
Eric Windmill from Flutter's DevRel team just shipped something that could change how 10,000+ developers learn Flutter every month. The new Getting Started experience isn't just another tutorial—it's a complete rethink of developer onboarding.
Protecting Your GraphQL
Stas Kravets shares how a Python GraphQL service's P99 timeout detection was so unreliable that only P50 requests actually timed out as expected. The culprit? IO operations under heavy load can bring ...
SwiftUI Agent Skill: Build better views with AI
Antoine van der Lee from SwiftLee introduces an open-source Agent Skill that teaches AI to write better SwiftUI code. No more fixing the same mistakes over and over in your AGENTS.md file.