Explore 733 articles on iOS performance
Showing 20 of 733 articles (Page 5 of 37)
Antoine van der Lee (@twannl) found a quick way to get performance fixes from Xcode Instruments: deep copy the Time Profiler call tree and paste it into an AI agent.
Sentry ran 1,350 trials to answer an uncomfortable question: does their newly acquired XcodeBuildMCP tool actually beat a simple markdown file for iOS development?
Antoine van der Lee from SwiftLee just open-sourced an Agent Skill that teaches AI to write Swift tests the right way. No more serialized tags killing your test performance.
Apple is quietly pushing developers away from the native iOS stack they've championed for over a decade. The evidence? Look at what they're building, not what they're saying.
Ravindu Wataketiya from PickMe makes the case that haptic feedback is the silent hero of mobile UX. It's the detail users don't notice until it's missing—and it can elevate a mediocre app to exceptional.
React Native 0.84 just dropped with automatic performance wins for every app. No migration needed, no config changes required—just faster execution and lower memory usage out of the box.
Adam Ernst, Meta's IC9 Distinguished Engineer, spent two years building a framework that completely failed. His brutally honest postmortem reveals more about reaching the highest IC levels than most success sto...
Phil Niedertscheider from Sentry reveals how Swift's type system can catch metric API bugs before they compile. No more sending garbage data like memory addresses to production.
Phil Niedertscheider from Sentry reveals why designing a public API took longer than building the actual feature. His deep dive into Swift's type system shows how the right language features can make or break d...
Spotify's release managers were drowning in Jira tabs, juggling dozens of tickets while fielding Slack questions. One dashboard changed everything.
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.
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.
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.
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.
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 down your ...
Nick Sloan from Studioworks processed millions in invoices with Swift on the server and saw fewer production bugs than in 20 years of web development. Here's what's happening in the Swift ecosystem this month.
Todoist's iOS app became nearly unusable for some users after migrating from Realm to GRDB. The culprit? A SQL query generating 128,136 intermediate rows from just 399 actual records.
Antoine van der Lee shipped an AI-powered app in one month and hit a wall so hard he almost killed the project. His biggest mistake? Moving too fast.
Doug Gregor from the Swift Language Steering Group reveals how to transform clunky C library APIs into elegant Swift code without touching a single line of the original C headers.
Antoine van der Lee went all-in on AI agents for iOS development and jokes that 'Arie and Ingrid (AI) are doing my work while we're having lunch.' After months of daily use, his workflow has changed more than i...