Swift iOS - Programatic UI Development in Xcode 11 When you start a new project, Xcode 11 gives you two options on how you'd like to handle the development of your UI. SwiftUI or Storboards. Those are your only options when using Xcodes built in templates. Many more devs these days are preferring to go with a programatic approach,
Swift Unit Testing Network Calls in Swift: Dependency Injection Recently, I was having issues with performing tests over the closed network we have at work. While our development Macs have access to the internet, our CI box does not (don’t ask me why). Turns out there’s a whole bunch of reasons for why you don’t actually
playgrounds Game of Life in Swift Playgrounds - Part 3 If you haven't already, you'll want to check out part 2 before continuing with this chapter. Game RulesWe now have cells populating the world, but they’re currently frozen in time. They’re born, but then nothing happens. We’ll need a way to step the world forward and apply
playgrounds Game of Life in Swift Playgrounds - Part 2 If you haven't already, you'll want to check out part 1 before continuing with this chapter. WorldThe World is where our cells will live out their entire lives. It’s also where we will set up most of the logic and rules for the game. So naturally, a few things
playgrounds Game of Life in Swift Playgrounds - Part 1 This Game of Life series is an adapted chapter from my book titled “Simulations in Swift”. Because I already cover the basics in my book, this post assumes you already have some working knowledge of Swift Playgrounds.If you’re interested in learning more about writing simulations using the Swift
Extensions Type safe networking with URLSession, Result, and Decodable. We all know it's best practice to separate our code into individual components, each dedicated to a single task. This sounds simple enough, but rarely do we get it right the first time. Or even the fourth time. I find that within my projects, it can take me several attempts
Swift Working with very large numbers in Swift — BigInt Numbers are fundamental to every programming language in existence. Depending on the systems architecture that you’re programming for, there are restrictions the size of the numbers it can support.
Code Extending UITableView to Register and Dequeue Cells Safely Dequeuing and registering cells for table and collection views has always been a little bit messy. UITableView was first released in iOS 2.0 and we have seen some significant improvements to the API since then.
Swift Adding Closures to Buttons in Swift One of the things I still find a little backward and unnatural to use in Swift is the Target-Action pattern.
