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Tag: timezones

  • Diagram of change in calculation

    British Columbia, Time Zones, and Postgres

    In March 8, 2026, British Columbia moved their clocks to a year-round Pacific Daylight Savings Time, and doubtless broke a lot of software. Every time I work on better timezone support for Three Rings, this is the kind of story that terrifies me!

    Read more - about 3 minutes (607 words)

    • Repost
    • of this original
    • 1 comment
    • posted 7 July, 2026
  • Graph showing sunrise, sunset and middle point between them for a year

    Is midnight in the middle of the night?

    Niki wondered whether "midnight" is actually the middle of the night and discovered that it pretty much is. I explain that this is because he's in Berlin, which sits very close (only about 6 minutes out) from the solar UTC+1

    Read more (306 words)

    • Reply
    • posted 10 June, 2026
  • Dan, lying in bed with his finger to his lips, lit by a laptop screen showing this blog post.

    Hour of Ambiguity

    Waking during the "hour of uncertainty" at the end of European Summer Time, I find myself wondering why we no longer expect computers to tell us what they're doing about daylight savings, and when.

    Read more - about 3 minutes (496 words)

    • Article
    • posted 27 October, 2024
  • World map showing the locations of Dan, his immediate team, and its parent team. There's a cluster of nine pins Europe, a few pins further East in Russia and Indonesia, one in Cape Town, two in North America, and one in Central America.

    Automattic Privilege

    Dan's thinks about the geographic/cultural privileges he enjoys within his international workplace.

    Read more - about 3 minutes (664 words)

    • Article
    • 1 comment
    • posted 7 February, 2022
  • Two clocks, both showing the same time. One has a sign reading "LONDON", the other "DUBLIN, I GUESS?"

    Ireland and the UK Aren't In The Same Timezone!

    Dan is surprised to find that Ireland isn't actually in the same timezone as the UK, and looks into how any why this is.

    Read more - about 6 minutes (1364 words)

    • Article
    • 109 comments
    • posted 11 May, 2021
  • Traveling In Time(zones)

    Just when you think you've got them figured out (and the application you're working on is coping correctly with daylight saving time), something comes along and blows your little mind. Like this, for example:

    Suppose you're chilling out in Hawaii on some lazy Sunday. Cocktail in hand, you check your watch - it's midday. Midday on โ€ฆ

    Read more - about 3 minutes (499 words)

    • Article
    • posted 14 October, 2010

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