This article will teach you how to create a custom header, make it interactable, adjust its height, and show it in a UICollectionView list.

Refreshing access tokens is a common task for many apps that use OAuth or other authentication mechanisms. No matter what your authentication mechanism is, your tokens will expire (eventually) and you’…

Usually, I try to avoid GeometryReader as much as I can. But sometimes, we need it to build our custom view. This week we will talk about GeometryReader. The view that allows us to read its geometry and layout child views manually.

Derived attributes can be used to optimise fetch performance. Keep your memory footprint low and prepare to scale up your apps.

A closer look at how SwiftUI and UIKit can be combined in various ways, starting with how we can bring increasingly complex UIKit-based views and view controllers into the declarative world of SwiftUI.

Get the latest operating system releases and learn about updates to App Store Connect, TestFlight, and other developer tools.

Using UIBlurEffect, CIFilter, and Metal with GPU acceleration

In this second article about integrating SwiftUI and UIKit, we’ll take a look at how SwiftUI views can be embedded within UIKit-based view controllers, and various ways of sharing state between them.

Using a dedicated protocol to make it easy to define new containers.

Refreshing access tokens is a common task for many apps that use OAuth or other authentication mechanisms. No matter what your authentication mechanism is, your tokens will expire (eventually) and you’…

At this year’s WWDC Apple introduced PHPicker, a view controller that lets users add photos and videos from their photo library to your app. It supports many new features which makes it a big step up from UIImagePickerController, which is now deprecated.…

Recently, I added a snippet to my ~/.lldbinit for an easy way to print JSON in LLDB. It has saved me a ton of time, so I thought it was worth...

In this article, let's learn how to use a Lottie text provider for text replacement. You can also learn how to create a custom text provider.

Collection of 10 different tips and shortcuts to improve your iOS development using Xcode

A journey into Swift overloading thanks to this private attribute

Learn how to apply a shape mask on SwiftUI views with the clip shape modifier in a quick guide, as well as how to change shape on the fly.

Part 5 in my series on charts

Let’s build a simple app to explore Bezier paths

I went down a rabbit hole looking at Swift compiler performance. Here's my summary of what you need to know.