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Getting Started with App Intents and Siri Shortcuts
SwiftApp-IntentsSiriShortcuts
Expose your app's features to Siri, Shortcuts, and Spotlight with App Intents, the Swift-native replacement for SiriKit in iOS 16 and later.
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// 156 articles available
- 02
App Tracking Transparency in SwiftUI
SwiftSwiftUIPrivacyiOSA practical guide to App Tracking Transparency in iOS, covering the Info.plist usage description, the ATTrackingManager API, authorization statuses, and when to actually prompt the user from SwiftUI.
READ_ARTICLE - 03
withCheckedContinuation vs withUnsafeContinuation in Swift
SwiftConcurrencyasync/awaitContinuations bridge completion-handler APIs into async/await. The checked variant catches the two ways you can get it wrong, and the unsafe one trusts you completely.
READ_ARTICLE - 04
Module selectors in Swift 6.3
SwiftSwift-6ModulesSE-0491 introduces the :: operator to disambiguate names that come from different modules. Here is when you actually need it and the gotchas worth knowing.
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Data Races Swift 6 Still Can't Catch
SwiftSwift-6ConcurrencySwift 6's data-race safety is real, but it has blind spots. Here are the places the compiler can't see, and how to stop treating a clean build as proof your code is thread safe.
READ_ARTICLE - 06
OSAllocatedUnfairLock: The Type-Safe Replacement for os_unfair_lock
SwiftConcurrencyLocksOSAllocatedUnfairLock wraps os_unfair_lock with a closure-based API that makes it impossible to forget to unlock and keeps the lock's storage alive for as long as you need it.
READ_ARTICLE - 07
Fixing the fmt consteval Error in Xcode 26.4 for React Native
React-NativeXcodeC++If your React Native build started failing after upgrading to Xcode 26.4 with a consteval error from the fmt library, here's a targeted Podfile fix that gets you back up and running.
READ_ARTICLE - 08
Intercepting Network Requests in Swift with URLProtocol
SwiftURLSessionNetworkingTestingURLProtocol is one of the oldest interception points in Foundation's networking stack. It lets you mock, log, or transform any URLSession request without touching the code that makes the request.
READ_ARTICLE - 09
Async defer in Swift 6.4
SwiftSwift-6ConcurrencySE-0493 finally lets you write defer { await cleanup() } in async functions, without spawning a detached task or threading cleanup logic through every return path.
READ_ARTICLE - 10
Structured Logging in Swift with Logger and os_log
SwiftLoggingDebuggingprint is fine for scratch work, but production apps need categories, levels, and privacy redaction. Here is how the Logger API from the os module gives you all of that without much ceremony.
READ_ARTICLE - 11
Task Cancellation Shields in Swift 6.4
SwiftSwift-6ConcurrencySwift 6.4's withTaskCancellationShield lets cleanup code run to completion even after a task has been cancelled, without spawning extra unstructured tasks.
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Using @concurrent in Swift 6.2
SwiftSwift-6ConcurrencySwift 6.2 changes how async functions pick a thread by default. The new @concurrent attribute lets you explicitly opt into background execution when you actually need it.
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Deep Linking and Universal Links Setup in iOS
iOSDeep-LinkingUniversal-LinksSwiftUIHow to set up custom URL schemes and Universal Links in iOS, handle incoming URLs in SwiftUI, and route users to the right screen.
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Creating a @DefaultEmpty Property Wrapper for Codable in Swift
SwiftCodableProperty-WrappersJSONBuild a @DefaultEmpty property wrapper that automatically defaults missing or null array fields to an empty array when decoding JSON in Swift.
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Scheduling Local Notifications with UNUserNotificationCenter
iOSNotificationsUserNotificationsSwiftUIA practical guide to scheduling and handling local notifications in iOS using UNUserNotificationCenter, from permission requests to actionable notification categories.
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Building Custom Container Views in SwiftUI with Subviews
SwiftUIiOS-18Custom-ViewsLayoutiOS 18 introduced public APIs for building custom container views that can decompose content into individual subviews. Learn how to use ForEach(subviews:), Group(subviews:), and ContainerValues.
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How to Free Up Disk Space Used by Xcode
XcodeDevelopment-EnvironmentmacOSXcode can consume 50GB+ of disk space over time. Here's how to reclaim storage by clearing caches, old simulators, device support files, and other accumulated cruft.
READ_ARTICLE - 18
Getting Started with Swift Testing: Apple's Modern Test Framework
SwiftTestingXcodeSwift-TestingSwift Testing replaces XCTest with a cleaner macro-based API. Learn how to write tests with @Test, #expect, parameterized inputs, and traits in Xcode 16+.
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Understanding Swift Macros: A Practical Guide
SwiftMacrosAdvancedXcodeSwift macros generate code at compile time, reducing boilerplate and catching errors early. Learn how to use built-in macros and understand how custom macros work.
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ControlWidgetButton for Control Center Widgets
WidgetKitControl-CenteriOS-18SwiftUICreate interactive buttons for the Control Center using ControlWidgetButton and App Intents in iOS 18.
READ_ARTICLE - 21
Error Handling in Swift: From Basics to Typed Throws
SwiftError-HandlingBest-PracticesSwift-6A practical guide to Swift error handling covering throw/try/catch fundamentals, custom error types, Result, async error patterns, and typed throws introduced in Swift 6.
READ_ARTICLE - 22
Sensory Feedback and Haptics in SwiftUI
SwiftUIHapticsiOS-17Add haptic feedback to your SwiftUI views using the sensoryFeedback modifier, with built-in support for success, error, impact, and selection feedback.
READ_ARTICLE - 23
SwiftUI Animations: From Basics to KeyframeAnimator
SwiftUIAnimationsiOS-DevelopmentUIA practical guide to SwiftUI animations covering implicit and explicit animations, spring physics, PhaseAnimator for multi-step sequences, and KeyframeAnimator for timeline-based control.
READ_ARTICLE - 24
ViewThatFits for Adaptive Layouts in SwiftUI
SwiftUILayoutiOS-16Use ViewThatFits to automatically select the best layout variant based on available space, without writing manual size calculations.
READ_ARTICLE - 25
Prevent Your Mac from Sleeping While Claude Code Works
AIDevelopment-EnvironmentClaude-CodemacOSSet up Claude Code to automatically keep your Mac awake during long tasks and let it sleep again when finished, using hooks and the caffeinate command.
READ_ARTICLE - 26
The Difference Between Frame and Bounds in UIKit
UIKitiOSSwiftUnderstand the key difference between a UIView's frame and bounds properties, and when to use each in your iOS apps.
READ_ARTICLE - 27
Auto-Approve the Xcode MCP Connection Prompt with Claude Code Hooks
XcodeAIClaude-CodeDevelopment-EnvironmentThe Xcode MCP server connection prompt interrupts your flow every time you restart Claude Code or clear your session. Here's how to automate it away using hooks.
READ_ARTICLE - 28
TaskGroup and Structured Concurrency Patterns in Swift
SwiftConcurrencyiOSMaster Swift's TaskGroup for parallel async work with proper cancellation, error handling, and result collection. Learn common patterns for batch operations and concurrent pipelines.
READ_ARTICLE - 29
Typed Throws in Swift 6: Declaring Specific Error Types
SwiftSwift-6iOSSwift 6 introduces typed throws, letting you declare exactly which error types a function can throw. Learn how this improves API contracts and enables exhaustive error handling.
READ_ARTICLE - 30
@Observable Macro in SwiftUI: Migrating from ObservableObject
SwiftUIState-ManagementObservationProperty-WrappersLearn how to use Swift's @Observable macro introduced in iOS 17, understand its advantages over ObservableObject, and migrate your existing code to the modern observation system.
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