Method Dispatch is how a program selects which instructions to execute. Learn how Swift method dispatch works, including some unexpected edge cases.

In order to work with C APIs, we sometimes need to convert Swift object references to and from raw pointers. Swift's Unmanaged struct is the standard API for handling this. Today, I'd like to talk about what it does and how to use it. (more…)

Swift 2.0 added the ability to throw errors to the language. Learn how this mechanism works, and how it’s used in this post. (more…)

Decoding JSON Data is a fundamental part of modern iOS apps. This comprehensive guide covers all the aspects of the Codable protocols in Swift. (more…)

Apple today announced the App Development with Swift curriculum will now be offered in more than 30 community college systems across the country. (more…)