Pick an arbitrary day, let’s pick day 183, and ask yourself: What date is that? Unless you know whether it’s the number of calendar days … Read More

Sure, week numbers seem so exact; right up until you remember that everyone use different rules for what a week number mean. What day do … Read More

A flight itinerary looks like this: You’re leaving Los Angeles for Tokyo on a flight that departs at 11:00 PM and arrives at 5:00 PM … Read More

The first is an annoying error; you forgot about daylight saving time change and set your next meeting for 2:00 PM. Then there’s the second … Read More

At some point, you’ve probably had that video call where you check the clock and discover your coworkers is either getting up or going home … Read More

It’s usually over minutes: your company believe they’re within a hair of the quarter hour when you punched in, while you believe they should of … Read More

If you’ve ever read a hospital chart or checked the manifest of a plane, you’re familiar with military time. It’s a series of four digits … Read More

When you’re looking at a log file and see that a request took 250 milliseconds, that’s a blink of an eye to a casual observer. … Read More

Then it’s February 29th and you’ve started a new job. The handbook says how long you’ll be on probation: precisely one year. Next February 29th … Read More

The calendar software shrugs. “Sure,” it says, “you can add one month to January thirty-first.” And then it hands you February twenty-eighth, or perhaps February … Read More