Swift Extension to Add Two Colours Together
The following extension makes it really simple to blend two colours together into a non-transparent colour. For example, if you have a red colour (UIColor. »
Accessing Pedometer Data in watchOS 2
One of the features that makes the Apple Watch a compelling fitness-tracking device is the fact that is has a built-in pedometer. This means »
Automatically Generating Warnings for TODOs in Xcode
When using Objective-C in Xcode, it is possible to generate a compile time warning by using the #warning preprocessor directive in your code. This can »
Recording Workouts in HealthKit
One of the types of data that can be stored in the Apple Health app (or HealthKit, as the developer framework is known), is workout data. »
Using Emoji Skin-Tone Modifiers in Swift
How to apply emoji skin-tone modifiers in Swift. Each skin tone has its own modifier character, which you add after the emoji, and there are a few cases where it gets trickier. »