Todd Heberlein: The first bug report, FB21850924, covers a terrible memory leak in SwiftUI’s Table view, a feature our program uses a lot. […] Despite the rapid updates to the data, the sample program only keeps 1000 records in a deque, so the memory usage should bounded. Strangely, switching to another view triggers Swift to […]

Apple (RC xip, downloads, Hacker News): Xcode 26.3 introduces support for agentic coding, a new way in Xcode for developers to build apps, powered by coding agents from Anthropic and OpenAI. With agentic coding, Xcode can work autonomously toward a developer’s goals — from breaking down tasks to making decisions based on the project architecture, […]

Marcin Wichary: This scrollbar serves no purpose, so it will become visual noise for a lot of your users. But when you yourself use “shy” scrollbars, you might not even realize. Of course, the scrollbar is just a symptom of a bigger problem – an accidentally scrolling surface that will be janky to everyone regardless […]

Dave Nanian: We’ve made some improvements to our scheduler to help mitigate some of the Tahoe “stalling during Dark Wake” problems. They’re not 100%, but things are better, and we’re investigating additional improvements for the next update. Previously: SuperDuper 4.0 Beta SuperDuper 3.10 Beta Works Around asr Bug

Simon Willison:

OpenAI just released a new macOS app for their Codex coding agent. I’ve had a few days of preview access — it’s a solid app that provides a nice UI over the capabilities of the Codex CLI agent and adds some interesting new features, most notably first-class support for Skills, and Automations for running scheduled tasks.

Interesting, for sure. But super-duper interesting? I don’t know.