1- How could you set up Live Rendering? The attribute @IBDesignable lets Interface Builder perform live updates on a particular view…

Check out Part 1, if you haven’t already :). Let’s get started.

A better way to reload data

Debugging Swift code with LLDB As engineers we spend almost 70% of our time on debugging. The rest 20% goes on thinking about the architectural approaches + communication with teammates and just 10% …

Updated on October 12, 2016 – Swift 3.0
Callbacks: What are they? How do they work? What are they used for in practice?
My goal in this article is to provide answers to these questions so that you have a foundational understanding of this common programming…

The delegate pattern is okay. But there’s a better way.

What if your AR app needs to make use of a realtime data to be able to provide a deep, compelling experience?

In Bites #316 (https://littlebitesofcocoa.com/316) and #317 (https://littlebitesofcocoa.com/316), we began looking at Swift's new Codable (Encodable & Decodable) protocols. Today we'll continue by learning more about how Swift Enums work can work with these…

Assertions are not only an essential tool when writing tests - they're also super useful in order to write more predictable and easier to debug code. This week, let's look deeper into assertions, how they work, and how we can implement our own assert functions…

After doing web development since PHP4.1, I almost gave up and decided to learn Ruby and Ruby on Rails. Then I discovered Laravel two years ago and have been using it since. I have also been developing Swift and Objective-C for iOS and macOS and released

Today, I’m beginning a new and exciting phase of Cocoa Academy, bringing its content to Youtube. From the start, this was something under…

Premature optimisation is the root of all evil. But, there are moments where we need to optimise our code. Let’s see how to improve the performance of value type in Swift.