Description:In this screencast, we’ll learn how to use Swift’s assertion function to code defensively. By the end of this video, you’ll be able to use the assertion functions to help you write stronger, more robust code.
Importing Models into CoreML
Description:Apple released Core ML framework at WWDC 2017, which allowed developers to integrate machine learning into their iOS applications. In this screencast, we’ll show you how to import Keras image classification ...
Idiomatic Swift with React Native (Part 2)
Description:In part 1, we began simplifying our React Native native iOS code by separating an idiomatic Swift class from a React Native adapter. We’re going to finish this extraction by moving over a method that returns...
Asynchronous Unit Testing
Description:In this screencast, we’re going to look at writing unit tests for asynchronous behaviors in an app.
Creating a Command Line Tool Using Swift
Description:In this screencast, you'll learn how to build a macOS command line utility using Swift. We'll demonstrate how to read arguments from the command line and show how to launch a command line app.
Idiomatic Swift with React Native (Part 1)
Description:In this screencast, we’re going to look at how to write your native iOS code for React Native in a more idiomatic Swift way. By the end of this screencast you’ll be able to refactor your React Native Objecti...
Keyboard Shortcuts in Xcode
Description:Ready to Start using Xcode Shortcuts like a Pro? Apple's Xcode Remains the most popular choice for development of iOS Applications. The best developers know their tools inside out. Save time and accelerate p...
Writing Data to HealthKit
Description:HealthKit provides a rich data store on iOS for tracking many types of data related to a users health. In this video, we will see how an application can write data to this store. After this video you can app...
How Design Evolves within Apple's HIG: Adding a Popover with Photo Upload
Description:Want to know how truly great designers work with the Apple HIG? Let’s watch along as we solve a challenging design issue and use the HIG to guide our decisions.
Display Step Count Using HealthKit
Description:HealthKit provides iPhone users with a rich set of activity and health data that is available for applications to use. In this video, we will cover the basics of getting access to HealthKit and visualizing a...
Implementing a Custom Collection Type in Swift
Description:In this screencast, Matt walks us through creating a Queue in Swift using generics to hold arbitrary data types. We'll be learning about collections by creating our own collection type. Watch along as we d...
Description:You've seen these things in your code. @IBAction. @escaping. @objc. @autoclosure. But what are they? How do they differ from other Swift language features? If you want to understand what is going on un...