Make App Pie
Training and Instructional Design
Tag: WatchOS
A Developer Preview of WWDC 2018
We are once again getting close to the time for Apple’s World Wide Developers conference, and like every year, the press is busy trying to predict and preview what is ahead for the first week in June. Once again, they will completely miss the…
Introducing Core Motion: Make A Pedometer
Apple packed a lot of sensors into the small packages that are iOS devices. You as a developer can detect movement in three dimensions, acceleration, rotations, and impact and use those in your applications. All of this brought to your application in the CoreMotion framework. CoreMotion…
Why do we need Delegates in iOS and WatchOS?
About two years ago someone asked me a very good question: Why do we need delegates for UIViewControllers? He thought Swift made things easier, but this delegate stuff seems very complicated. Shouldn’t we be able to send a message or initializer between classes? When…
Tables and Scroll Views in WatchOS2
One of the most powerful and important controls on both wearable and mobile devices are table views. Table views come in two flavors: static and dynamic. Dynamic table views read data from a collection type and displays it. Static tables allow for a vertical…
Using WatchOS2 Navigation in Swift
It’s rare to have a one controller application, even in something as small as the Apple watch. Multiple View Controllers, or Interface Controllers as they are called in WatchKit, need ways to move between controllers. WatchOS2 has a simplified version of the iOS navigation…
How to Use Watch Timers and NSTimers in WatchOS2 and Swift
There’s a legacy from WatchOS1 which is not only frustrating but deceptive. While one would think that a watch would have easy to use built in timers, that is far from the case. WatchOS2 changed this situation slightly, but still makes timekeeping not as…
Swift WatchKit: Selecting With Multiple Rows in Apple Watch
In the last lesson we created a multi-row table. However, we can only view the table, not select from the table. Multi-row tables provide some challenges with selection. Along the way, we’ll make a new interface to display selected information, using a technique we…
The Beta Blues with the Apple Watch
In case you did not hear about the WWDC15 keynote, Apple announced that WatchKit is now part of WatchOS2, implemented in the Xcode 7 beta. WatchOS2 has several major differences to WatchKit, most importantly native execution of apps on the watch. For the watchkit…
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