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One design pattern that I use a lot is the observer pattern. The observer pattern is used when you have an object that needs to notify a list of objects that state changes have happened. This article discusses a reusable component, in Swift, I developed to speed up my development process.
A better choice to me would be a language like Python. Being curious, I wondered what it would take to to use Python. This article discusses what I found.
The Apple Watch shipped with a captivating activity tracker. The center piece is a really cool spiral animation scheme showing the amount of activity during the day. This image is also shown on the matching iPhone Activity App. I have always wanted to see what it would take to implement this myself. The examples that I see typically use a custom drawRect override, but I always wanted to see what it would take to do with CAShapeLayers.
Implementing a 0-100% control is straight forward when using CAShapeLayer. But how do you implement a progress indicator that support progress values greater then 100%? This How To discusses a solution that I came up with along with it’s potential limitations.
Being able to display content on a external screen or device is a great capability to add to a iOS application. Especially how easy it is. This article will show the step required to to do this.
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