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time

What’s the time, Mr Mac? How summer time confuses macOS

When you find one, bugs will necessarily be multiple. If you think you’ve found one, you can be fairly confident that you’ll find more. Four bugs in macOS for the price of one.

November 1, 2019 Macs, Technology

Taking macOS to the end of time: nanoseconds count

Picking the right time system for the purpose is critical when you want to analyse very short periods. Sometimes it takes time to discover how to juggle with time.

August 20, 2018 Macs, Technology

Last Week on My Mac: Time out of joint

Should a tool like LockRattler show times in universal (UTC) format, or adjusted to the local time zone? There is no good answer, it seems.

December 17, 2017 General, Life, Macs, Technology

Two ways to run background tasks: comparing launchd and GCD

Background activities scheduled by third-party software currently use launchd, and run the risk of affecting the user. Would GCD be a better choice of dispatcher?

May 5, 2017 Macs, Technology

How timely are scheduled events in Sierra?

Schedule a periodic task as a Launch Agent. How close to the expected time does macOS actually run it?

March 23, 2017 Macs, Technology

So many times: the clocks in your Mac

Time should be universal, simple, and precise. Not in computers, though. Given enough clocks, it can behave oddly at times.

February 23, 2017 Macs, Technology

Rewind, undo, and buyer’s remorse

Expressions of regret and a desire to change your vote are very unusual immediately after an election. Why Bregret?

June 26, 2016 General, Life, Technology

The Story in Paintings: Modes of painted narrative

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Terms used to describe narrative mode in paintings are confusing. Here is a simpler classification, and clearer terms.

June 2, 2016 General, Painting

The Story in Paintings: Night Attack on the Sanjō Palace, a Japanese narrative painting

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Preference for water-based paints on paper in Japan allowed artists to show 4 dimensions on a 2D scroll.

May 13, 2016 General, Painting

The Story in Paintings: The thread of fate

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The Greek Fates transferred to Norse legend, to Shakespeare’s three witches, even to Terry Pratchett. But you may have misread a lovely Velázquez.

April 11, 2016 General, Painting

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