In iOS 18, Apple has revamped the way that tab bars look. They used to be positioned at the bottom of the screen with an icon and a text underneath. Starting with iOS 18, tab bars will no longer be…

Learn how you can use SwiftUI’s ScrollView on iOS 18 to build a stretchy header effect.

Swift Testing gives us some great benefits over XCTest, let’s go over a real world example of how we would create unit tests using Swift…

Reference, Offset, and Timers, are new text formatters to iOS 18 and they make displaying dates even easier and more powerful.

This isn’t the first time in this series that custom actor executors has come up. If you recall, we got custom actor executors with SE-0392. And, just to re-iterate what I said the first time, you do not need to understand what they are to get the idea here.

Discover the power of the @Previewable macro in Xcode 16 for creating richer and more dynamic SwiftUI previews.

Review of SwiftData's WWDC 2024 update: custom storage, Swift history, batch delete, new macros. Performance and stability concerns remain. Is it ready for projects?

Discover how to create stunning visual effects in SwiftUI. Learn to build unique scroll effects, rich color treatments, and custom transitions. We’ll also explore advanced graphic effects using Metal shaders and custom text rendering.

Discuss this video…

Dive into the basis for your app’s dynamic memory: the heap! Explore how to use Instruments and Xcode to measure, analyze, and fix common heap issues. We’ll also cover some techniques and best practices for diagnosing transient growth, persistent growth,…

Scott Chacon's FOSDEM 2024 talk on Git Tips and Tricks and why he's working on GitButler now (https://gitbutler.com)

Scott talks about:

00:00 - Introduction
01:06 - About Me (well, Scott Chacon)
02:36 - How Well Do You Know Git?
05:09 - Our Agenda
06:25…

Scott Chacon's DevWorld 2024 talk on Git Tips and Tricks. Learn more at https://blog.gitbutler.com

Scott talks about:

00:00 Intro
00:33 Welcome
02:05 About Me
02:24 How Well Do you Know Git
03:19 Agenda
03:31 Switch and Restore
05:55 Hooks
08:33 Attributes…

In 2021, Apple released Swift concurrency to an adoring audience — finally, developers could write Swift code to implement concurrency in Swift apps! At WWDC 2024, developers got another game changer — Swift Testing.

At this year's WWDC, Apple unveiled Swift Testing, a new testing framework. This does not replace XCTest, which iOS developers were already using, but it enhances the introduction of our test writing practices with new features such as tagging, parameterizing…

We discuss some subtleties around SwiftUI's view updates with regard to environment and preference changes.

It was a really long road to Observation, as an engineers and part of the community we have tried and learned a lot of different approaches during these years and finally we are currently at the…

WWDC 24 is over, and I decided to start writing posts about new features in the upcoming iteration of the SwiftUI framework. Apple continues filling gaps this year by introducing more granular control over the scroll position. This week, we will learn how…

Sometimes, you just want some leniancy with codable. Here's how I get it.

Learn how to replicate the App Store hero animation with SwiftUI's new NavigationTransition

During WWDC24, Apple announced the Swift Translation API, a new framework that allows you to perform on-device translations in your Swift apps entirely for free. In this post, we'll take a look at all the different ways you can use the new API to translate…

SwiftUI in iOS 18 and macOS 15 has gained a new trick; it can mix colors. This means that it’s now possible to take a color and modify it by applying another color to it using a provided percentage.