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Category Archive: Technology

A brief history of fonts in Mac OS

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From initial FONT bitmaps, PostScript Type 1 in the LaserWriter, and the release of TrueType in 1991, to data-fork format TrueType suitcases and OpenType in Mac OS X.

May 3, 2025 Macs, Technology

What isn’t backed up?

Backups don’t include everything. Here are details of those items excluded from Time Machine backups, and why they’re excluded.

May 2, 2025 Macs, Technology

Versions in motion: how to preserve document versions

The rules for preserving document versions are based on their being associated with the document’s inode number, and on the same volume. Here are the details and a way to preserve them whatever.

May 1, 2025 Macs, Technology

Why some apps sometimes launch extremely slowly

Most could live with slight delays when launching major apps. But when they’re as long as 30 seconds, and it’s an Apple silicon Mac, an explanation is required.

April 30, 2025 Macs, Technology

Document versioning: unused power in macOS

It has been built into macOS and many apps over the last 14 years, but must be one of its least used features. How versions can empower your editing of documents.

April 29, 2025 Macs, Technology

Solutions to Saturday Mac riddles 305

I hope that you enjoyed Saturday’s Mac Riddles, episode 305. Here are my solutions to them. 1: One […]

April 28, 2025 General, Macs, Technology

How checking hashes can slow your Mac

SHA-256 hashes are used in code signatures and security as a means of identification and verification. They bring a substantial computational burden, and can be very slow in some Intel Macs. Plus a new version of Dintch for integrity checks.

April 28, 2025 Macs, Technology, Updates

Last Week on My Mac: Gone to launch

Why can apps take many seconds or even minutes to launch on some Macs? More results to puzzle and perplex, and a strategy to address the problem.

April 27, 2025 Macs, Technology

Saturday Mac riddles 305

Here are this weekend’s Mac riddles to entertain you through family time, shopping and recreation. 1: One on […]

April 26, 2025 General, Macs, Technology

A brief history of code signing on Macs

From its introduction in Leopard in 2006, some were predicting no good would come of it. From 2012 it became important with Gatekeeper, then came notarization in 2018.

April 26, 2025 Macs, Technology

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