Function Currying in Swift The concept of currying is that instead of accepting multiple arguments, a function accepts only one, and returns a function which acepts the remaining arguments. The returned function will also accept only one argument, and returns another function. This process continues until all arguments are exhausted and we are left only…
Author: Guanshan Liu
Functional Programming in Swift
Thoughts on Functional Programming in Swift Like most of you, I have to use Objective-C at my day job. I could only craft my Swift skills at night. Swift is not a purely functional language. It can be use imperatively because all frameworks from Apple are written in Objective-C at the time of writing. However,…
Fun with CAShapeLayer
CAShapeLayer is a specialized subclass of CALayer that draws itself using the shape you define via the path property. path is an instance of CGPath. We could leverage the convenient UIBezierPath APIs to create a path, and then retrieve the CGPath from it. Besides all the animatable properties inherited from CALayer, there are other animatable…
Core Animation Swift Tutorial – Animatable Properties
This tutorial series requires a basic understanding of UIView hierarchy. If you are new to iOS development, you might want to begin with Developing iOS Apps Using Swift first. When you first hear about Core Animation, you might think it is all about animation. However, animation is only a part of this framework. Core Animation…