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.redColor( »
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 it tracks »
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 be »
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
Since iOS 8.3 was released in April 2015, it has been possible to select the skin tone for a number of Emoji characters. While it »