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iOS

A 14-post collection

Page 1 of 3 Older Posts →

Talking to a Concept2 PM5 over Bluetooth

How the Concept2 PM5 rowing monitor works over Bluetooth: its services, how often it sends data, how workouts are sent to it as CSAFE frames, and the problems we solved connecting Streaks Strokes to real rowers. »

Quentin Zervaas on Streaks Strokes, Bluetooth, iOS 06 November 2026

Introducing Streaks Strokes

Our new indoor rowing app for iPhone and Apple Watch. Connect to your Concept2 RowErg with PM5, or track your strokes with Apple Watch, and keep a streak of the days you row. »

Quentin Zervaas on Streaks Strokes, Apple Watch, iOS, HealthKit 03 November 2026

Showing Relevant Data Using Focus Filters

One of the great new features in iOS 16 is Focus Filters, which allows users to change the way your app behaves when they are in »

Quentin Zervaas on iOS, App Intents 13 September 2022

General Findings About NSPersistentCloudKitContainer

This article contains our findings when converting Streaks to use NSPersistentCloudKitContainer. »

Quentin Zervaas on Core Data, Apple Watch, iOS, CloudKit, iCloud 14 April 2022

Integrating Apple Music Into Your iOS App

We recently released a major update to Streaks Workout [https://crunchybagel.com/streaks-workout-4/], with one of the new features automatic playback from Apple Music. »

Quentin Zervaas on iOS, Apple Music 29 May 2019
Page 1 of 3 Older Posts →
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Made with cream cheese in Adelaide, Australia.