32 Results
David House
8 minutes
Tight coupling between view controllers in your application can lead to difficult maintenance as you add and remove features. This video will explore how ...
David House
7 minutes
Incorrectly managing memory in our applications can result in hard to find bugs and possible crashes. In this video, we will explore the Memory Graph debu...
David House
7 minutes
When you have a complex view controller view, sometimes it is helpful to break up the view into manageable chunks. In this video we will show how you can ...
David House
8 minutes
Performing tasks when an application is first launched is a common practice to give users important information about the application. In this video, we w...
Juan Pablo Claude
9 minutes
UIStackViews are a relatively new addition to UIKit, appearing with iOS 9. They are quite useful because they eliminate the need for many Auto Layout cons...
Mikey Ward
4 minutes
We demonstrate using Dispatch Groups to rendezvous multiple simultaneous asynchronous tasks so that you can process all of their results at once, after th...
Mikey Ward
6 minutes
Sometimes your app design calls for a control design that isn't provided in UIKit. In this video, we draw one from scratch!
Juan Pablo Claude
8 minutes
This video Illustrates the differences between using optional return values or throwing errors for functions that can fail. The implementations are discus...
Mark Dalrymple
6 minutes
Implementing Touch ID and Face ID using Apple's Local Authentication framework helps prevent unauthorized access to user's data. We will use the simulato...
Mark Dalrymple
9 minutes
Generational Analysis with the Allocations Instrument can be used to track down memory growth issues. We're going to be tracking down a memory management...
Mark Dalrymple
7 minutes
While we all love Caveman Debugging, professional developers know their tools inside and out. In this screencast, debugging expert Mark Dalrymple will bui...
Zack Simon
7 minutes
App Icons are the nice, neat little wrapper for your app. They’re usually the first thing that users see before using your app, and they’re a constant rem...
David House
11 minutes
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 ba...
David House
8 minutes
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 w...
Sarah Shapiro
8 minutes
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 dec...
Mikey Ward
5 minutes
Throwing errors and completion handlers have pros and cons, and can’t be used in all situations. Here we examine some strategies for writing elegant async...
Bolot Kerimbaev
9 minutes
Apple released Core ML framework at WWDC 2017, which allowed developers to integrate machine learning into their iOS applications. In this screencast, we’...
John Daub
9 minutes
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 f...
John Daub
10 minutes
In this screencast, you'll earn how to document your Swift code using Xcode’s Markup support, and Jazzy to create an informative API.
Nick Teissler
8 minutes
In this screencast, we’re going to look at writing unit tests for asynchronous behaviors in an app.
John Daub
11 minutes
In this screencast, we will explore how to use Xcode’s Configuration Settings Files - or xcconfig files - and improve our ability to tame the complexity o...
John Daub
10 minutes
Targets and configurations and schemes; Oh my! Confused by these Xcode concepts? Curious how using multiple build configurations coupled with schemes can ...
Joseph Dixon
10 minutes
Generics allows for easy code reuse helping you write less code with fewer mistakes. In this video, we’ll learn how and when to use generics in your Swift...
Nick Teissler
7 minutes
Xcode UI tests are asynchronous in that they simulate end user interaction with your application. In this screencast, learn how to write tests that exerci...
Michael Williams
10 minutes
Mobile devices are all about convenience. Users want to get the information they need from your app quickly and easily. Apple has added the Today view wit...
Jared Sinclair
11 minutes
Whether you’ve never written a unit test, or are just looking for a way to add unit tests to some existing troublesome code, this video will walk you thro...
Kevin Randrup
9 minutes
Trouble getting layouts to fit the keyboard? In this screencast, we'll show you how to handle your layouts changing due to the keyboard. After this series...
Mark Dalrymple
5 minutes
You've seen these things in your code. @IBAction. @escaping. @objc. @autoclosure. But what are they? How do they differ from other Swift language fe...
Michael Williams
5 minutes
In this screencast, you will learn how to use @IBDesignable and @IBInspectable to configure your custom views using the storyboard.
Michael Williams
4 minutes
In this screencast, we’ll show you how to set up a StackView inside a ScrollView, this will help you to create views that have to show list of related dat...
Michael Williams
5 minutes
When working with networking code, most APIs send back optional types (usually an error and one or two other types such as a response and data), but there...
Michael Williams
7 minutes
Storing secure data (like login data) in UserDefaults or the file system is not safe. The keychain is an encrypted database where secure data such as cred...
