序言 在前面文章类的结构中，我们分析了bits的结构，isa以及superclass是为指针类型，还剩下一个cache没有分析，cache顾名思义就是缓存相关的，今天就来看一下cache是怎么个原理。

I’m excited to announce two new open source Swift packages: swift-certificates and swift-asn1. Together, these libraries provide developers a faster and safer implementation of X.509 certificates, a critical technology that powers the security of TLS.

Swift 5.9 Release Process This post describes the release process, and estimated schedule for Swift 5.9. Snapshots of Swift 5.9 Downloadable snapshots of the Swift 5.9 release branch will be posted regularly as part of continuous integration testing. As…

Back-deployable APIs, more implicit self upgrades, improved result builders, and more!

Task groups in Swift are used for running n-number of child tasks and letting it handle things like cancellation or different priorities. Task groups are created with either withThrowingTaskGroup(o…

Learn how to make use of ANSI escape sequences to make delightful interactive pickers for your Swift command-line tools.

This article is a translation of the Japanese article published on December 19th, 2022.My name is Ryo Aoyama. I have bee

A simple way to coordinate flows in an App

SwiftUI views can be animated by modifying just a few properties and animations in SwiftUI are interactive in nature.

While developing any kind of SwiftUI application it is often necessary to run some data loading when the view actually appears on the screen. In the past week, I implemented this kind of behaviour into applications at work and also on private project...

Let’s take a moment to slow down from bullet train speed of neural nets in Stable Diffusion, Midjourney, and Dalle-2 churning out art, and the neural nets from the ChatGPT Bing-ularity. My day job is in fact Fusion Energy Machine Learning Tech Lead. (I have…

SwiftUI tables are available on iOS 16. Here's a quick guide.

One of the many things I love about working with The Composable Architecture is how it encourages the developer to focus on domain modeling. I think that properly designing the models or entities of a domain is one of the biggest contributors into good code…

When you need to download or upload data in iOS apps, use the `URLSession` class to group, pause, resume and cancel network transfers.

Compare objects, classes, enums, and structs using the binary (==) operator after implementing the Equatable protocol.

Learn how to change the navigation bar background color in SwiftUI for all iOS versions, from using UIKit to the new iOS 16 navigation stack.

Blog about iOS development and musings on technology

Learn how to handle tap gestures on widgets to create more interactive user experiences based on the widget's configuration.