Explore 681 articles on iOS performance
Showing 20 of 681 articles (Page 3 of 35)
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.
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 ...
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.
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...
Rabia Mercan from Teknasyon reveals why your smooth UIKit animations are secretly destroying performance. The culprit? Offscreen rendering you never knew was happening.
Elvira Mustafina from JetBrains just dropped Compose Multiplatform 1.10.0, and it's solving one of the most annoying pain points in cross-platform development. Three different @Preview annotations? Gone.
Timothy Werquin from Guardsquare reveals why Apple's new Xcode 26 'enhanced security' features miss the most common iOS app threats. While exploit mitigation sounds impressive, the real danger lies elsewhere.
Sebastian Sellmair and Azat Abdullin from JetBrains reveal how they built Compose Hot Reload 1.0.0—a zero-config tool that lets you update Kotlin UI code instantly while preserving app state. The engineering be...
Antoine van der Lee reveals why he ditched AGENTS.md files across all his projects. The replacement? A reusable AI knowledge system that's already supported by Cursor, Claude, and Gemini.
Noah Martin from Sentry cracked a problem that seemed impossible: swizzling pure Swift code to automatically track SwiftUI view performance. The technique is wild.
Gojek's Android app was taking 14.35 seconds to launch. With 500+ modules and millions of lines of code, something had to change.
Flutter developers: still treating native integration like a black box? You're leaving serious performance on the table.
Pavithra Chamod J from PickMe Engineering breaks down the biggest challenge in mobile dev: making location services work seamlessly across Android and iOS without draining batteries or violating privacy.
Thomas Ricouard spent only 2% of his time in Xcode last year while shipping more iOS code than ever. His secret? Treating AI agents as tireless coworkers, not autocomplete tools.
Flutter's cross-platform magic hits a wall when you need native APIs. Here's how to bridge that gap without losing your mind.
Ever tried debugging a mobile app crash without knowing what the user actually did? You're flying blind.