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Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• The first ever episode of the show
• The show’s new email: ask@stacktracepodcast.fm
• Rambo’s blog post about his CVE
• Steve Jobs’s joke about iMovie on the App Store
• Demo of John’s SwiftUI-based game
• Modeling loading states using enums
• Protocol inheritance/specialization
• Reflection in Swift

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Sponsored by Kandji: A modern, cloud-based platform to manage and secure your Mac, iPhone, iPad, and Apple TV devices. Kandji saves IT teams hours of manual work with features like one-click compliance templates and 150+ pre-built automations, apps, and workflows. Request access.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Apple’s “Peek Performance” event
• The Banker on Apple TV+
• “There is only one MTLDevice on M1 Ultra.”
• Mac Studio
• Studio Display

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Sponsored by Sentry: Actionable iOS error tracking and performance monitoring. Try Sentry for free today. New users can use the code 'STACKTRACE' during sign-up to get 3 free months of Sentry.

Sponsored by Kandji: A modern, cloud-based platform to manage and secure your Mac, iPhone, iPad, and Apple TV devices. Kandji saves IT teams hours of manual work with features like one-click compliance templates and 150+ pre-built automations, apps, and workflows. Request access.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Upgrade
• Mac Studio rumors

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Sentry: Actionable iOS error tracking and performance monitoring. Try Sentry for free today. New users can use the code 'STACKTRACE' during sign-up to get 3 free months of Sentry.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Unit testing SwiftUI-based views
• SwiftUI’s state management system
• The “Locks and Keys” principle
• Philips Hue
• Fibaro switches
• Zigbee
• Shelly 2.5

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Sponsored by Sentry: Actionable iOS error tracking and performance monitoring. Try Sentry for free today. New users can use the code 'STACKTRACE' during sign-up to get 3 free months of Sentry.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• realityOS references in Apple’s open source code
• SwiftUI
• ARKit
• RealityKit
• Google Cardboard
• Blender
• Rambo’s AR article from 2019
• Reality Composer
• Quixel
• UIKit scenes
• Apple AR/VR headset renders
• IKEA Place

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Sentry: Actionable iOS error tracking and performance monitoring. Try Sentry for free today. New users can use the code 'STACKTRACE' during sign-up to get 3 free months of Sentry.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Rambo’s MacBook Pro specs
• Divinity: Original Sin 2
• SpriteKit
• Imagine Engine
• John’s new SwiftUI-based game demo
• Part of the source code from John’s new game
• SwiftUI animations
• The SwiftUI Namespace API
• Custom SwiftUI view modifiers
• SwiftUI transactions

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Sentry: Actionable iOS error tracking and performance monitoring. Try Sentry for free today. New users can use the code 'STACKTRACE' during sign-up to get 3 free months of Sentry.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Memory management when using async/await in Swift
• Swift’s closure capturing mechanics
• AppZapper
• The dmg file format
• The pkg file format

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Sponsored by Sentry: Actionable iOS error tracking and performance monitoring. Try Sentry for free today.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Yoshi's Instagram
• Asset catalog namespacing
• “Microsoft buys Activision Blizzard for $68.7B” — Polygon
• “Sony acquiring Bungie, creators of Destiny, in $3.6B deal” — Polygon
• Wordle
• Eero
• Call of Duty
• Starfield
• Customizing how an external Swift type is encoded or decoded
• Using compiler directives in Swift
• Bridging SwiftUI with UIKit or AppKit
• Dave DeLong’s article about building cross-platform frameworks
• Managing dependencies using the Swift Package Manager

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• SwiftUI and UIKit interoperability
• Rambo’s HostingWindowController
• Sparkle
• Paddle
• Rambo’s “AirBuddy 2.5 development trivia” Twitter thread

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Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Gastropod
• Rambo’s implementation of the App Library animation
• Ink
• Plot

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Sponsored by ALOGIC: Get 10% off ALOGIC"S new BLAZE Docks & Hubs with code ALOGIC10. Enter the MacBook Pro giveaway.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Upgrade
• Raycast
• WWDC by Sundell & Friends
• Duolingo
• Xbox Game Pass
• Payoneer
• Rambo’s WWDC article about StoreKit 2
• John’s WWDC article about the new UIButton system
• Plot Components
• The Expanse
• Foundation
• Truth be Told
• Ted Lasso
• Metroid Dread
• The Forgotten City

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Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Gumroad
• Paddle
• Cloudflare Workers
• GitHub CoPilot
• Discover Concurrency on Swift by Sundell
• CollectionConcurrencyKit
• AsyncCompatibilityKit
• SimplyCoreAudio

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Pillow (disclaimer: has sponsored the show in the past)
• Delaying an async Swift Task
• Swift’s closure capturing mechanics
• Rambo’s new company website

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Using CloudKit for content hosting and feature flags
• CloudKit Web Services
• Functional networking in Swift
• Rambo roasting his own code on Twitter

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Shortcut: The project management tool built specifically for software development teams. Start your extended two-month free trial at shortcut.com/sundell

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• NetNewsWire
• Tilt
• CloudKit 101
• Common pitfalls when using Keychain Sharing on iOS
• Swift actors: How do they work, and what kinds of problems do they solve?
• Beats Studio Buds
• Steelseries Arctis 7X
• View models
• SwiftUI’s state management system
• Combine subjects
• John “The Lost Art of System Design” talk
• Rambo’s “MVC: Many View Controllers” talk

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Connecting async/await to other Swift code
• SwiftUI and UIKit interoperability
• Periphery
• notify_register_dispatch
• Property wrappers
• The Shrink Next Door on Apple TV+
• Foundation on Apple TV+

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Unit testing Swift code that uses async/await
• Test expectations
• Unit testing in Swift
• Raspberry Pi Pico
• IOKit
• Audacity
• Actors in Swift
• The MainActor attribute
• Using async let to run multiple tasks in parallel

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Sponsored by Shortcut: The project management tool built specifically for software development teams. Start your extended two-month free trial at shortcut.com/sundell

Sponsored by RevenueCat: RevenueCat makes it easy to build and manage in-app purchases on iOS, Android, and the web. Learn more. 

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Swift by Sundell episode with Christian Selig
• CollectionConcurrencyKit
• The new, concurrent version of Publish
• Async sequences and streams
• Sketch
• NSXPCConnection
• Swift’s concurrency system
• The WIP MultipeerKit concurrency implementation
• Adding pull-to-refresh to a SwiftUI List using async/await
• Making URLSession’s async APIs backward compatible
• Task
• An example of running async unit tests on Linux
• Keychron K2

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Accelerate app development with Firebase: Use Firebase's backend services like Firestore, Cloud Storage, Authentication, and more to build serverless, secure apps at global scale. Get started now.

Sponsored by Survivor: Protect your iPhone 13 w/ Survivors new MagSafe collection and enter to win the iPhone 13 Pro.

Sponsored by RevenueCat: RevenueCat makes it easy to build and manage in-app purchases on iOS, Android, and the web. Learn more. 

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Using SwiftUI to build internal tools
• John’s MacBook Pro box tweet
• Swift’s new concurrency system gains backward compatibility in Xcode 13.2
• Publish

Subscribe

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Kandji: A modern, cloud-based platform to manage and secure your Mac, iPhone, iPad, and Apple TV devices. Kandji saves IT teams hours of manual work with features like one-click compliance templates and 150+ pre-built automations, apps, and workflows. Request access.

Sponsored by RevenueCat: RevenueCat makes it easy to build and manage in-app purchases on iOS, Android, and the web. Learn more. 

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Swift generics
• Plot’s NodeConvertible protocol
• Avoiding SwiftUI’s AnyView
• Pull Request adding SharePlay support to the WWDC app for Mac
• Rambo’s SharePlay WWDC article
• Rambo’s Instagram
• Pixelmator Photo

Subscribe

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Kandji: A modern, cloud-based platform to manage and secure your Mac, iPhone, iPad, and Apple TV devices. Kandji saves IT teams hours of manual work with features like one-click compliance templates and 150+ pre-built automations, apps, and workflows. Request access.

Sponsored by RevenueCat: RevenueCat makes it easy to build and manage in-app purchases on iOS, Android, and the web. Learn more. 

Sponsored by Totallee: Get 20% off totallee iPhone 13 cases and more with code SLEEK at totalleecase.com or (SLEEK20DEAL on Amazon).

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• The Moiré effect
• High-resolution version of John’s 3x iPhone 13 Pro photo of Warsaw’s Palace of Culture and Science
• The new Beats Fit Pro earbuds
• New AppKit API for retrieving the area next to the notch on the new MacBook Pros

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Shortcut: The project management tool built specifically for software development teams. Start your extended two-month free trial at shortcut.com/sundell.

Poker scorecard

Play along with this episode’s poker game by filling in the score card and sharing it on Twitter.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Poker scorecard
• AirBuddy
• Property wrappers in Swift
• SwiftUI backward compatibility
• Swift’s “Library evolution” effort

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Accelerate app development with Firebase: Use Firebase's backend services like Firestore, Cloud Storage, Authentication, and more to build serverless, secure apps at global scale. Get started now.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Imagine Engine
• John’s SwiftUI game demo
• Rambo’s debug app for inspecting BLE advertisements
• Synalyze It!
• Sets in Swift
• Time complexity
• Entity Component System (ECS)
• cloc

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Western Digital: Get a special deal on the latest My Passport SSDs from WD in select configurations for a limited time. Enter the 9to5Mac and Western Digital M1 iMac giveaway.

Sponsored by Incipio: Check out their new MagSafe case for the iPhone 13 lineup with 12ft drop protection and ultra-responsive press fit buttons. Also available to purchase at Verizon.com or your local Verizon store.

Download MP3

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Previewing SwiftUI views in landscape
• Using compiler directives in Swift
• The Feedback number for Rambo’s macOS bug: FB9642258
• Accidental Tech Podcast
• Halide

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Download MP3

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Non-optional optionals
• The “Locks and Keys” principle
• Chibi Studio
• Epic vs Apple ruling
• The outcome of the Japan Fair Trade Commission’s recent investigation into the App Store
• Apple TV+ wins big at the Emmys
• fastlane

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by iMazing: Get the Swiss Army Knife of iOS device management for Mac and Windows 30% off for a limited time.

Download MP3

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Combine
• John’s tip on how to visualize Combine output
• Apple’s “California Streaming” event video
• Ted Lasso

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Decluttr: Trade-in your iPhone or other device with a 28 day price lock and get an extra 10%* cash back with code 9TO5MAC (*$30 cap).

Download MP3

Poker scorecard

Play along with this episode’s poker game by filling in the score card and sharing it on Twitter.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• StatusBuddy
• AirBuddy
• UINavigationBar’s new scrollEdgeAppearance API
• The UIAppearance proxy API

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Things: The award-winning to-do app for iPhone, iPad, and Mac — now with Markdown support!

Accelerate app development with Firebase: Use Firebase's backend services like Firestore, Cloud Storage, Authentication, and more to build serverless, secure apps at global scale. Get started now.

Download MP3

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• rambo.codes
• Files
• TestFlight for Mac beta
• FusionCast TestFlight beta
• Doug Gregor’s Swift concurrency PR
• Apple’s press release about its App store “updates”
• “Apple loosens rules for developers in major concession amid antitrust pressure” - The Washington Post
• The StatusBuddy code base

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Baseus: Get a special deal on the new Baseus 10,000mAh portable Mag-Safe charger and power bank with code 9TO5MACBASE.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Data Jar
• Swift by Sundell episode with Simon Støvring
• Accessibility audio graphs
• SwiftUI’s accessibilityRepresentation API
• DistributedNotificationCenter
• Navigation in Swift
• Showing view controllers, rather than pushing them
• Dismissing a SwiftUI modal or detail view
• Swift for TensorFlow
• Combining dynamic member lookup with key paths

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Chargeasap: Get a special preorder deal on the new 25,000 mAh Flash Pro Plus portable charger.

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Working Copy
• Secure ShellFish
• Swift Playgrounds
• Defining dynamic colors in Swift
• CARROT Weather
• NSOperation/Operation
• Advanced NSOperations from WWDC 2015

Subscribe

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Accelerate app development with Firebase: Use Firebase's backend services like Firestore, Cloud Storage, Authentication, and more to build serverless, secure apps at global scale. Get started now.

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Publish
• Working Copy
• SwiftUI layout priorities
• Report: Apple lacks a ‘strong living room hardware strategy,’ still planning HomePod/Apple TV combo for 2023
• Klipsch The Fives
• fastlane
• Bitrise
• Jenkins

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

Sponsored by Bitrise: click here to learn more and set up your app's continuous integration and delivery.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• John’s article about Swift’s Result type
• Raspberry Pi Pico
• Raspberry Pi 400
• Visual Studio Code
• CircuitPython
• MicroPython
• Playdate
• Lua
• Google Tensor

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Bitrise
• Feature flags in Swift
• Beats Studio Buds
• AirBuddy
• Non-optional optionals
• Managing objects using Locks and Keys
• Gurman’s report about Netflix getting into video games
• Netflix’s Q2 earnings report
• Black Mirror: Bandersnatch
• CARROT Weather

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Mazury
• SwiftUI’s minimumScaleFactor modifier
• SwiftUI’s blendMode modifier
• Unit testing
• Swift Evolution

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Sponsored by ALOGIC: Get 20% off the new ALOGIC DX2 and DX3 Docking Stations now for a limited time and enter the MacBook Air giveaway.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• StatusBuddy
• Raphael, the designer behind Rambo’s app icons
• Published properties in Swift
• The source code for StatusBuddy
• MacRumor’s iPhone 13 video
• Recent MacBook Pro rumors about 32 GB RAM limit

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• CSS media queries
• How Swift 5.3 enhanced SwiftUI’s DSL
• Handling loading states within SwiftUI views
• The recent Swift by Sundell episode with Chris Lattner
• GitHub Copilot
• Express
• “GitHub Copilot is not infringing your copyright”, by Julia Reda

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• StatusBuddy
• Calling async functions within a Combine pipeline
• Xbox Cloud Gaming
• John’s Xbox Cloud Gaming setup
• The Touryst
• The JavaScript GamePad API
• WebRTC
• AppTelemetry
• TablePlus
• Cloudflare

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• Brazilian cuisine
• Swedish “fika”
• Customizing how an external Swift type is encoded or decoded
• MultipeerKit
• “Made for Spatial Audio” on Apple Music
• Shadow of the Tomb Raider
• Create ML
• Carbon
• What Swift’s new concurrency features might mean for the future of Combine
• SwiftUI’s new pull-to-refresh API
• iA Writer
• Publish
• Splash
• Ulysses

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If you have any feedback about the show, feel free to reach out on Twitter or send us an email.

Hosts

• Gui on Twitter: @_inside
• John on Twitter: @johnsundell

Links

• WWDC by Sundell & Friends
• Swift by Sundell episode with Doug Gregor from Apple
• Git’s bisect command
• AirBuddy
• ShazamKit
• SharePlay
• Beta of the unofficial WWDC app with SharePlay support
• SwiftUI’s new Table view for macOS
• Swift’s new AttributedString type
• John Gruber’s original Markdown spec
• The MainActor attribute
• Converting completion handler-based APIs to async/await
• What’s new in Xcode 13
• John’s package collection on the Swift Package Index
• Xcode Cloud
• Buddybuild
• Bitrise
• Stanford University’s iOS development course
• 100 days of Swift
• Swift Playgrounds
• Sean Allen’s YouTube channel

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Sponsored by CleanMyMac X: CleanMyMac X is the essential decluttering app for Mac. Get 5% off for a limited time.

Sponsored by MacStadium: MacStadium is the leading provider of enterprise-class cloud solutions for Mac and iOS app development. Whether you need a Mac cloud for large-scale CI/CD or a single Mac mini to test your iOS app, MacStadium has a solution for all your Mac development needs.

Download MP3

Poker scorecard

Review our bets from last week's poker game in the score card.

Links

• Avoiding ‘WWDC stress’
• Swift by Sundell episode with Sean Allen
• AVPlayer
• Apple’s “Made for Spatial Audio” playlist

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Sponsored by iMazing: Stacktrace listeners can download iMazing for 30% off for a limited time.

Sponsored by Keep Going: A new book from indie developer Bardi Golriz on how to create award-winning apps in 12 months. Use code "rambo" for $10 off.

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Poker scorecard

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Links

• NSUbiquitousKeyValueStore
• CloudKit
• Codable’s Property List-based encoding API
• WWDC by Sundell & Friends
• Publish
• John’s tweet about the upcoming Publish Gallery
• Combine
• Docker

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Links

• AirBuddy
• Bonjour
• Multipeer Connectivity
• The unofficial WWDC app for macOS
• Apple’s Developer app
• WWDC by Sundell & Friends
• The RSS feed for WWDC by Sundell & Friends
• NetNewsWire
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• Apple’s accessibility press release
• Dark Noise
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• John’s write-JavaScript-in-Swift experiment

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Links

• The latest progress update on Plot’s CSS features
• Apple Music’s new hi-fi features
• “No one actually needs hi-res Apple Music audio”, by Jason Cross
• A new MacBook Pro might be coming as soon as this summer
• Apple is apparently preparing a revamped MacBook Air with M1 successor
• A 40-core Mac Pro with Apple Silicon, plus a high-end Mac mini, are rumored to be in development

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Links

• Rambo’s 3D printer
• Thingiverse
• 3D printed case for attaching an AirTag to the Apple TV remote
• Plot
• Publish’s Foundation theme
• Swift’s Result Builders feature
• “How I hacked the Apple AirTags”, by stacksmashing
• “Epic and Apple are now fighting over a naked banana” on The Verge
• Apple’s document about third party iOS apps, shared by Steve Troughton-Smith on Twitter
• Go
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Links

• The Thread network protocol
• Plot
• Preview of Plot’s new Component-based API
• John’s chart of article word counts
• Node.js
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• GraphQL
• Cloudflare Workers

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Links

• Combine
• John’s 2017 conference talk “Everyone is an API designer”
• August Smart Lock Pro
• Apple TV might be getting eARC support
• Using compiler directives in Swift
• Launch arguments in Swift

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Links

• Apple’s “Spring Loaded” event
• John’s iPad external display demo

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Links

• Rambo’s new microphone
• John’s podcasting equipment
• The Blue Yeti microphone
• Google Cloud
• Firebase
• HTTP
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Links

• iOS Dev Weekly
• Modern UICollectionView APIs
• UICollectionViewFlowLayout
• Codable
• Using property wrappers to customize Codable
• Codextended
• SwiftSiri
• AirBuddy Buddies
• FanFan
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• Imagine Engine’s macOS display link implementation
• Kara Swisher’s interview with Tim Cook
• App Tracking Transparency
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Links

• The unofficial WWDC app for macOS
• Apple’s official Developer app
• SwiftUI animations
• UIView’s animate API
• UIKit animation options
• Rambo’s animation talk from BA: Swiftable
• Swift by Sundell Discover: Combine
• Apple’s WWDC21 press release
• Rambo’s tweet about Apple’s WWDC announcement artwork
• Xiaomi’s version of AirPower
• Report on the new Apple TV remote

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Links

• Rambo’s new app: PhotoStapler
• PhotoKit
• The SwiftUI layout system
• Core ML
• The DeepLab ML model
• TensorFlow
• Bindable SwiftUI list elements
• UIAppearance
• Mark Gurman’s latest report about the HomePod mini

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Links

• Picking between a computed property and a method
• Lazy properties
• StateObject
• Instruments
• TechCrunch’s article about the HomePod discontinuation
• Michael Kukielka’s tweet about HomePod shipping with an older iOS version
• AirPort Express

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Links

• ScrollViewProxy
• Building modern collection views
• NSTableView
• NSScrollView
• Xiaomi Redmi Note 9
• Fork

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Links

• OneSky
• Apple’s XLIFF localization file format
• Swift by Sundell episode featuring Eliza Block from Apple
• Core Data
• Realm
• Keychain Services
• SwiftNIO

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Links

• Chibi Studio’s App Clip
• How Rambo built his App Clip
• Apple cracks down on apps with ‘irrationally high prices’
• Apple March event rumors
• Discover unit testing on Swift by Sundell

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Links

• Objective-C++
• “Swifty Objective-C” on the PSPDFKit blog
• CF_SWIFT_NAME
• The board that Rambo uses for his humidifier hack
• PodcastMenu
• ObservableObject
• Rambo’s “You can use SwiftUI today” article
• Swift Argument Parser
• Killed by Google
• Swift for TensorFlow
• Combining dynamic member lookup with key paths
• Publish

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Links

• Raspberry Pi Zero W
• Arduino
• Bitrise
• SwiftLint
• SwiftLint’s “File Name” rule
• The recent set of exposed App Store scams
• FlickType

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Links

• John’s SwiftUI articles
• Avoiding SwiftUI’s AnyView
• Emitting custom compiler warnings
• SwiftLint
• Apple’s Core ML Models
• An overview of what’s new in iOS 14.5
• Xcode 12.5 beta release notes

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• Building modern collection views
• How SwiftUI can now be used to build entire iOS apps
• Mark Gurman’s latest report on new Macs
• Using Swift compiler directives

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• John’s article about accessing a Swift property wrapper’s enclosing instance
• The Swift Evolution proposal for property wrappers
• Bloomberg’s latest reports
  • New iMac, Mac Pro, and external monitor
  • New MacBook Pros
  • Foldable iPhones
• The Power Mac G4 Cube
• Swift Package Manager
• Linking an Xcode target to frameworks and libraries

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• Rambo’s indie announcement
• Summary of the latest “Apple Glasses” rumors
• Microsoft HoloLens
• Pessimists Archive
• WidgetKit
• Siri intents

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Links

• AirTags expectations
• Swift Package Manager

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Links

• Building an App Clip
• SwiftUI
• Getting started with WidgetKit
• Swift by Sundell Discover
• FusionCast
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Links

• Christmas in Brazil
• Christmas in Sweden
• Christmas in Poland
• Panettone
• “Billie Jean” by Michael Jackson on Apple Music and Spotify
• “Telegraph Road” by Dire Straits on Apple Music and Spotify

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• Grand Central Dispatch
• CloudKit
• Beats Flex
• Steelseries Arctis 7X
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• AirPods Max in James Thomson’s Dice app
• Apple introduces AirPods Max
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• rbenv

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• Screenshot of John’s Cloudflare analytics app
• FusionCast
• First-generation HomePod can now be jailbroken with Checkra1n
• SwiftUI and UIKit interoperability
• Published properties in Swift

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Links

• FusionCast
• Swift by Sundell Discover
• GraphQL
• Cloudflare’s GraphQL-based analytics API
• Combine
• YouTube video about testing Logic Pro X on the M1 Mac mini
• M1 Mac workaround appears to allow up to 6 external displays
• Managing dependencies using the Swift Package Manager

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Links

• The AirBuddy Help Center
• Apple announces App Store Small Business Program
• iOS 14.3 will suggest third-party apps to users during the iPhone or iPad setup process
• iOS 14.3 beta includes support for rumored AirTags and third-party tracking accessories
• Matthew Panzarino’s review of the M1 MacBook Pro
• The Verge’s review of the M1 MacBooks
• The new isiOSAppOnMac property
• Xbox Series X

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Links

• AirBuddy 2
• Using compiler directives in Swift
• Multipeer Connectivity
• Swift by Sundell Discover: Unit Testing
• Sketch
• Apple event video

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• John’s CSS generation experiment
• Function builders
• Phantom types
• The builder pattern
• Poker scorecard

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• Swift by Sundell Discover
• SE-0289: Result Builders on the Swift forums
• Rambo’s talk about app architecture
• objc.io
• Dependency injection using functions

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Links

• AirBuddy 2
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• Swift’s function builders feature
• Plot
• John’s experiment with adding a Component API to Plot
• WWDC by Sundell & Friends
• The upcoming HomePod home theatre mode

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Links

• Pre-order AirBuddy 2
• Paddle
• Publish
• Pessimists Archive
• Video of the Apple event

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Links

• Keynote Poker scorecard
• Getting started with WidgetKit
• John’s experimental Swift by Sundell widget
• The Keychron K2
• xcode-switch
• Tool for creating Xcode playgrounds

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• Chibi Studio’s intro clip with Spatial Audio support
• See
• Amazon Luna
• No, iOS 14 widgets can’t secretly steal private info with your keyboard
• Different flavors of view models in Swift
• Swift on Windows
• DirectX

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• SwiftUI’s frame modifier
• CSS media queries
• SwiftUI’s GeometryReader view
• Widgetsmith
• Scriptable
• Chibi Studio’s App Clip
• try! Swift World (Rambo's workshop is sold out)
• AVAudioEngine
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• A Monster's Expedition Through Puzzling Exhibitions
• A Good Snowman is Hard to Build
• The Witness

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• try! Swift World
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• Diagrams
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• John’s Twitter game development diary
• Apple "Time Flies" event video

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• Keynote Poker scorecard
• Rambo’s article about creating configurable macOS widgets
• How John typically structures model data in Swift
• Your Calendrical Fallacy Is...
• Apple Watch blood oxygen detection article
• Rambo’s original report on AirTags
• Publish
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• iOS 13.7
• Bloomberg’s report on Apple’s plans for the fall
• Rambo’s article about building an App Clip
• ChibiStudio on TestFlight

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• The Fibonacci sequence
• Sign up for the AirBuddy 2 beta
• Rambo's Twitter thread about his feedback system
• AirPower prototype teardown
• CloudKit 101
• The WWDC app’s CloudKit implementation
• Paw
• NativeConnect
• Appstat

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• The Bundle API
• Fortnite
• Epic’s “FreeFortnite” campaign
• Unreal Engine
• Upgrade #311: Summer of App Store Problems

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• Imagine Engine
• Metal
• The Core Image kernel API
• Core Animation’s particle effects API
• AirBuddy on Twitter
• Project xCloud
• The Verge’s article on Apple’s response to xCloud
• Google Stadia
• OnLive
• App Store Review Guidelines
• SetApp
• Phil Schiller advances to Apple Fellow
• Codable
• Property wrappers
• Function builders
• Rust macros

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• Imagine Engine
• Rambo makes the Taptic Engine play music
• UIView’s point conversion API
• John’s SwiftUI layout guide
• The Talk Show episode about the recent Congress hearing
• The iMac updates
• Cloudflare Workers

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• Rendering textured game UIs using SwiftUI
• The resizable modifier for SwiftUI images
• SwiftUI’s blendMode modifier
• macOS Big Sur suggests the TrueDepth camera is coming
• Pull request adding ‘async’ to the Swift type system
• Async/await in JavaScript
• Combine
• Futures and Promises in Swift
• SwiftUI’s ViewBuilder
• Handling non-optional optionals in Swift
• Handling model variants in Swift
• SwiftUI’s Environment API
• UIHostingController
• Swift’s String implementation

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• The Sharecuts archive
• Splash
• John’s SwiftUI game hack

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• Imagine engine
• Johns game
• Standford CS193P
• Compression framework
• Rambo is quoted by the BBC
• A Moment of Clarity Regarding the Raison d’Etre for the App Store
• Spotify's deprecated Hub framework

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• WWDC by Sundell & Friends
• Kuo: Apple will not include earbuds or charger in iPhone 12 box
• A guide to SwiftUI’s state management system

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• WWDC by Sundell & Friends
• John’s SwiftUI app prototype
• Swift by Sundell episode with Josh Shaffer and Eliza Block
• “Bring keyboard and mouse gaming to iPad” from WWDC20

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Links

• WWDC by Sundell & Friends

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Did Apple’s first ever online keynote live up to our expectations, which of the announcements were the most exciting, and what technologies are we looking forward to dive deeper into during the week? Those are just some of the questions that we’ll discuss on this first episode of the WWDC by Sundell & Friends podcast.

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• Poker scorecard
• Apollo GraphQL
• We Read Too
• Episode 77
• Kaya’s “Meet the developer” interview with Apple
• Rambo’s WWDC20 wishlist

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Links

• Watch Time episode with Ish ShaBazz
• ChibiStudio
• WWDC by Sundell
• Bloomberg’s report about ARM Macs being announced at WWDC
• Rumor about a redesigned iMac being announced at WWDC
• How the Australian COVID-19 contact tracing app is reminding its users to open it
• Grand Central Dispatch
  • Apple’s official documentation
  • On Swift by Sundell Basics
• Sharing UserDefaults data within an app group
• URLSessionConfiguration
• Rambo’s dotSwift talk about app architecture

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Sponsored by ZeroSSL:  A new, completely free and trusted certificate authority and SSL Platform, aiming to make it easy and extremely affordable to create SSL certificates.Try ZeroSSL today for free.

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Links

• CocoaHub
• Italy’s Immuni exposure notification app
• Apple and Google’s exposure notification system
• RxSwift
• Combine
• Build your own Futures and Promises library

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Sponsored by Concepts App: Sketch and design your ideas on an infinite canvas with flexible vector ink. Available on iPad and iPhone. Try it for free.

Sponsored by ZeroSSL:  A new, completely free and trusted certificate authority and SSL Platform, aiming to make it easy and extremely affordable to create SSL certificates.Try ZeroSSL today for free.

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Links

• ASCIIwwdc
• The WWDC Mac app
• Rambo’s macOS-style emoji picker for iPadOS
• John’s first and second “micro podcast”
• “A fully wireless iPhone is more likely than a Smart Connector”
• NSView’s isFlipped property
• Rambo’s event tracking loop implementation
• “Beyond the Checkbox with Catalyst and AppKit”, by Steve Troughton-Smith
• Rambo’s talk from BA: Swiftable
• Identity
• Codextended

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Sponsored by Bitrise: iOS Continuous Integration and Delivery for building better applications, faster. Sign up for free and learn more here. 

Sponsored by Clubhouse: the collaborative home for modern software teams.

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Links

• Apple’s custom QR codes for AR
• Rambo’s AR article on WWDC by Sundell
• The responder chain
• Using the responder chain for error handling
• Rambo’s dotSwift conference talk about MVC

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Sponsored by Bitrise: iOS Continuous Integration and Delivery for building better applications, faster. Sign up for free and learn more here. 

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Links

• John’s “Propagating user-facing errors in Swift” article
• FusionCast
• Raphael Lopes on Dribbble
• Bloomberg’s report on AirPods Studio
• 9to5Mac’s report on AirPods Studio
• The big Facebook crash of 2020 and the problem of third-party SDK creep
• Rambo’s Washington Post interview
• Facebook’s iOS SDK
• NSObject’s load method
• Charles Proxy
• MultipeerKit

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Sponsored by Bitrise: iOS Continuous Integration and Delivery for building better applications, faster. Sign up for free and learn more here. 

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Links

• The Publish DeploymentMethod API
• Apple updates the 13-inch MacBook Pro
• Apple and Google’s COVID-19 tracing system

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Sponsored by Disco Elysium: An award-winning and groundbreaking role-playing game, now available on Mac. Get 25% off until May 1 on Steam.

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Links

• John’s new video about Controllers in MVC
• Hypervisor
• Parker Ortolani’s “Xcode for iPad” concept
• Git’s bisect feature

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