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version

Are command tools getting out of their depth?

They now get signed, an Info.plist is embedded, they’re notarized by Apple, use the hardened runtime, maybe the App Sandbox, and request entitlements. So how do you check their version?

August 29, 2022 Macs, Technology

Using macOS versions beyond local volumes

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It’s all too easy to lose all previous versions of a document: one false move to another volume, to iCloud, or shared over a network and they’ve gone. How can you preserve them?

August 8, 2022 Macs, Technology

How macOS versions help you recover from errors

Document versions, accessed through Revert To…, are a major part of the protection macOS provides for dealing with errors. How to get the most from them.

August 5, 2022 Macs, Technology

How to recover old versions of Xcode source

Every time you save a file or build in Xcode, changed source files are added to the version database. Use this powerful tool to go where backups and Git can’t.

August 2, 2022 Macs, Technology

Hidden files and folders on APFS volumes

Which of the cluster of hidden files and folders at the top level of an APFS volume should be preserved or copied to a copy of that volume?

December 9, 2021 Macs, Technology

Troubleshooting macOS versioning

Although problems are rare, solutions are very limited. How to test the version system, and the few things you can do to fix it.

September 6, 2021 Macs, Technology

Explainer: the macOS versioning system

Bridging the gap between Undo and backup, its a major productivity feature implemented using a hidden folder at the top level of each volume.

September 4, 2021 Macs, Technology

Explainer: version and build numbers

Where to see them, how they’re constructed, Apple’s rules, how they are created, and how even Apple doesn’t use them according to its own rules.

June 19, 2021 Macs, Technology

What has changed in macOS, and why it matters

Users need to know what changes in each update to macOS, as it may fix existing bugs and introduce new ones. Here’s how I work out what has changed, and its limitations.

March 2, 2021 Macs, Technology

macOS version numbering: I’m already eating my hat

I was wrong: the first proper update to Big Sur is version 11.1, and next year we should be grappling with macOS 12.

November 18, 2020 Macs, Technology

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