Bugs Apple Loves & Apps Apple Hates

It’s been a while since I’ve seen such a pithy and accurate representation of what it’s like being an Apple Mac & iPhone user these days (well done Nick Hodulik!). The externalities cost estimates might be a little tongue-in-cheek, but honestly, are they all that wrong? One small irritation at the wrong moment can ricochet… Read more

How to make a macOS screen saver

Screenshot of the macOS System Settings application, open to the Screen Saver pane, with "My Screen Saver!" selected as the active screen saver.

First, make sure you really want to. macOS’s screen saver system is absurdly buggy and broken. It’s frustrating to work with and very difficult to make work right. If you’re determined, read on. Screen savers are basically just applications. Same bundle format and structure, just with a “saver” extension instead of “app”. Setting up the… Read more

presentedWindowStyle is not windowStyle

This post is mostly to herald a pretty good Apple bug report response, which as we know is a too-rare event. But it might also help others with this confusing SwiftUI API. What’s the difference between presentedWindowStyle(_:) and windowStyle(_:)? Well, one does something, the other doesn’t, basically. I tried using the former, and observed that… Read more

NSPasteboard crashes due to unsafe, internal concurrent memory mutation when handling file promises

This is a public reposting of FB14885505, in case it’s helpful to anyone else or especially in case someone else has seen this too and knows how to work around it. NSPasteboard mutates itself simultaneously from the main thread and the global concurrent Dispatch pool, w.r.t. to its internal type cache. This is surprisingly trivial… Read more