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Category Archive: Technology

Last Week on My Mac: Miss Havisham Syndrome

Trying to get hardware info within an app – simple data like CPU details, logic board ID, type of internal storage – is fraught and undocumented, the victim of prolonged self-neglect.

October 18, 2020 Macs, Technology

Some selected reading about Covid-19 and pandemics

Papers, books and websites which you may find informative about controversial aspects of Covid-19 and its prevention.

October 17, 2020 General, Life, Technology

Saturday Mac riddles 69

Here are this weekend’s riddles to entertain you through whatever you’re now allowed to do. 1: Elsewhere I […]

October 17, 2020 General, Macs, Technology

What happens when background scheduling fails

CTS scheduling and dispatch of background tasks has no user interface, and no controls. How can you tell that there’s a problem, and what to do about it?

October 17, 2020 Macs, Technology

How does your Mac know when Apple revokes a developer certificate?

Where does macOS store a list of revoked certificates, and how does it keep them up to date? The answer isn’t perhaps what you expect.

October 16, 2020 Macs, Technology

Covid-19 cases continue to rise in England

T T Read More

At the start of the month, fresh cases in England were doubling every 9 days. They’re now worse that US states like Florida at its worst. Are they improving though?

October 15, 2020 General, Life, Technology

How macOS schedules and dispatches background tasks using CTS 3

What does it take for an app to have ‘activities’ managed for efficiency by CTS? Not a lot – but in return, the management is a black box.

October 15, 2020 Macs, Technology

How macOS schedules and dispatches background tasks using CTS 2

In the first article in this series, I explained how a great many background activities in macOS, including […]

October 14, 2020 Macs, Technology

How macOS schedules and dispatches background tasks using CTS 1

Rather than using cron or launchd, many background services in macOS are now run using Centralized Task Scheduling (CTS). This is how it works.

October 13, 2020 Macs, Technology

Solutions to Saturday Mac riddles 68

I hope that you enjoyed Saturday’s Mac Riddles, episode 68. Here are my solutions to them. 1: Factory […]

October 12, 2020 General, Macs, Technology

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