Haven’t Macs and macOS changed over the last six years? Here are fictitious diary entries to illustrate the deep-seated changes.
Category Archive: Technology
Floating point numbers are very different from integers, but are loaded and stored much the same. Conversion between registers, including to and from integers, is complex.
What do you need to do before selling or giving away your Mac to someone else? Here’s a summary, covering all from Intel to M1 models.
Apple’s detailed release notes on changes in macOS 11.5 are a bit thin on the ground, listing only […]
Apple has just released the 11.5 update to macOS Big Sur. It’s of modest size, weighing in at […]
M1 Macs have an elaborate system of keys and certificates which allow the installation of second operating systems, as well as the primary OS, based on Ownership.
At around 1725 UTC today (20 July 2021), I announced in this article that Apple had released the […]
Where code can make simple selections according to a conditional test, it may be possible to eliminate branching and ensure rapid execution.
I hope that you enjoyed Saturday’s Mac Riddles, episode 108. Here are my solutions to them. 1: Etching, […]
Many processors like the ARM64 have instructions to perform fused multiply-add operations. Do they deliver reduced error and better performance?
