Explore 715 articles on iOS performance
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Arthur Spalanzani built an affirmations app where the widget IS the product, not a companion feature. His widget-first approach achieved 80.7% adoption and unlocked organic social sharing that traditional app s...
Ekaterina Petrova curated 10 KotlinConf talks that show how Duolingo, McDonald's, and StoneCo achieved massive scale with Kotlin Multiplatform. Skip the beginner mistakes and learn from teams already shipping t...
Doist's Android team faced a brutal reality: their UI test suite was so flaky that only 50% of runs passed on the first try. PRs sat idle for hours waiting for reruns.
Gunnar Torfi shares how a single developer maintained 40+ mobile screens AND a full web app by merging them into one universal codebase. No big rewrite required.
Chris Ellsworth, Cosmin Stejerean, and Hassene Tmar from Meta reveal how Instagram became the first Meta app to support Dolby Vision. The catch? Their initial A/B test showed people watched LESS video with the ...
Chris Ellsworth, Cosmin Stejerean, and Hassene Tmar from Meta reveal how Instagram became the first Meta app to support Dolby Vision. The catch? Their initial A/B test showed people watched LESS video with the ...
Swift is coming to microcontrollers, and the latest 6.3 release is making it production-ready. Embedded Swift now handles everything from memory-mapped I/O to proper debugging on resource-constrained hardware.
Kevin Chisholm from Google's Flutter team just dropped Flutter 3.38, and it's packed with the kind of productivity wins developers have been asking for. Dot shorthands alone will save you countless lines of boi...
Phil Niedertscheider from Sentry reverse-engineered Apple's private frameworks after iPadOS 26 broke a fundamental assumption: that successful type casts guarantee the object is actually that type.
Grab moved 250+ Mac minis from a US cloud to a Malaysian data center. The results? 40% faster builds and $2.4M saved.
Trendyol scaled from 4,869 to 10,400 UI tests in under a year — while keeping execution under one hour. Here's how AI became their test generation engine.
Joe Heck and Dave Lester just dropped the first edition of a new monthly Swift digest, and it's packed with signals that Swift is expanding way beyond iOS. Server-side Swift is heating up with performance gains...
A 260 MB productivity app? One developer spent a week cutting it to 95 MB and learned most optimization advice is wrong.
Shingt from Mercari reveals how they transformed a single-product iOS codebase into a monorepo supporting multiple apps—without halting work for 50+ active engineers. The result? A 38.8MB binary despite 900+ mo...
Manoj Kumar Gubba from Mercari's iOS team reveals how they ship mobile updates in just 3-7 days. Most teams take 1-2 weeks, but Mercari's approach cuts that in half while maintaining stability.
Jacob Clausen from Expo shows how to break free from SDK limitations. Building custom native modules doesn't mean abandoning Expo's developer experience.
NavigationStack in SwiftUI works great until you're hunting through ten files to figure out why Settings opened the wrong screen. The coordinator pattern changes everything.
Esraa Eid from Deloitte UK tackles Swift code generation with a deep dive into SwiftSyntax and OpenAPI. If you've ever struggled with generating type-safe models from specs, this comparison will change how you ...
Students and recent grads: JetBrains is offering free trips to Munich for building Kotlin Multiplatform projects. The 2026 contest is open now, and the bar might be lower than you think.
Very Good Ventures reveals why global leaders like Disney, Toyota, and BMW are ditching fragmented native development for a single framework. The shift isn't just technical—it's transformational.