The arrival of SwiftUI in 2019 brought about a major shift in view management. Indeed, views in UIKit used classes with inheritance…

Large Swift codebases hit walls: slow builds, flaky tests, complex graphs. We dive into why Apple's toolchain struggles at scale and how teams can overcome these challenges without React Native or Bazel.

Today we’re announcing the next major chapter for Apple Security Bounty, featuring the industry’s highest rewards — up to $2 million and a maximum payout in excess of $5 million — expanded research categories, and a flag system for researchers to objectively…

Detect out-of-bounds memory access, use of freed memory, and other potential vulnerabilities.

Discover Memory Integrity Enforcement (MIE), a new security technology where hardware, the operating system, and the compiler work together to prevent access to invalid memory, safely aborting program execution before vulnerabilities can be exploited. Find…

documenting my understanding of how iOS draws app content - EthanArbuckle/ios-rendering-docs

Greetings, traveler! Apple’s recent design language introduces a glowing, animated stroke effect that highlights shapes and components in a subtle yet dynamic way. Let’s walk through how to recreate this effect in SwiftUI with reusable extensions. Extending…

Greetings, traveler! While SwiftUI’s built-in Toggle control works perfectly for most cases, sometimes you want something more expressive—something that visually communicates state beyond just color or position. This small exploration shows how to attach…

Greetings, traveler! Language detection is one of those subtle features that can quietly improve user experience—especially in multilingual apps. Whether you’re building a translation tool, a reader app, or adaptive UI that reacts to language, Apple’s NaturalLanguage…

Starting with Xcode 26, there’s a new way to observe properties of your models. In the past, we had to use the function to access properties and receive changes with semantics. In Xcode 26 and Swift 6.

New educational approach from Apple

It’s the start of October, and summer has passed since the launch of the iOS 26 / iPadOS 26 / macOS 26 lineup with the new Liquid Glass design.

You’re more of a video kind of person? I’ve got you covered! Here’s a video with the same content than this article 🍿

A practical guide to using Swift's @_private(sourceFile:) attribute for testing private members, with best practices for safe usage in production code

Creating custom controls is something that's just flat out fun. But, I believe, there's an objectively right way to do it.

Master macro patterns that make repetitive and verbose code seemingly vanish with the might of macro power to take a touch of the…

How one modifier can transform your SwiftUI layouts from brittle to brilliant

Learn how to profile and optimize Foundation Models performance using Xcode Instruments

What's new with the 2025 iPhone 17 screen sizes.

We’ve already discussed the fundamental concepts of Foundation Models and their structured outputs. This week, we’ll delve into the process of streaming the partial results generated by the model.