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Last Updated: April 2023
Dev blog post potpourri by senior software engineer Marco Eidinger
Hello 馃憢馃徎 , I am a Software Engineer working on open source and enterprise mobile SDKs for iOS and MacOS developers written in Swift. From 馃嚛馃嚜 and happily living in 馃嚭馃嚫
Latest articles
All new frameworks presented at WWDC26
WWDC26 kicked off on June 8, 2026. The information in this article reflects the information published by Apple on that date. There are 14 new frameworks. Name Description AccessoryAccess Manage
All new frameworks presented at WWDC25
WWDC25 kicked off on June 9, 2025. The information in this article reflects the information published by Apple on that date. New Frameworks NameDescription AlarmKitSchedule prominent alarms and countdowns to help people manage their time. AVR...
My WWDC25 Week: Events, Meetups, and Where to Find Me
WWDC25 is almost here, and I couldn鈥檛 be more excited! Whether you're attending the official events, community meetups, or just soaking in the energy around Cupertino, there鈥檚 no better time to connect, share ideas, and celebrate everything we love a...
You better increase URLCache size
In this blog post, I鈥檒l share an observation and advice regarding the caching behavior of network responses by Apple鈥檚 APIs. If you are unfamiliar with caching of network responses then I recommend Apple鈥檚 article Accessing cached data that introduce...
All new frameworks presented at WWDC24
WWDC24 kicked off on June 10, 2024. The information in this article reflects the information published by Apple on that date. New Frameworks NameDescription AccessorySetupKitUse AccessorySetupKit to discover accessories with Bluetooth or Wi-Fi...
SwiftUI Bottom Sheet: How to Hide Unwanted UI Components
This blog post will explain alternatives for programmatically determining a presented sheet's detent in SwiftUI. To present a bottom sheet on iOS is very easy with SwiftUI thanks to the sheet and presentationDetents modifiers. To turn a normal sheet...
Get the biometric authentication prompt for protected keychain items in the iOS simulator
In this blog post, I'll recap how to protect a keychain item with biometric authentication. Then, I'll show how you can ensure you get a prompt for biometric authentication in the iOS simulator. In a previous blog post, I explained that Apple's Local...
A new access modifier in Swift: package
In this blog post, I'll explain when and where you can use Swift's new package access modifier. I'll also give an outlook on plans from Apple to extend its usefulness for closed-code enterprise SDKs. Recap: access modifiers you already know Up until ...
