https://vixyun.top/tags/dates/ 1 post tagged “Dates”. Hugo en Mon, 19 Oct 2026 10:30:00 +0800 https://vixyun.top/posts/working-days-and-deadline-counting/ Sun, 04 Oct 2026 09:20:00 +0800 https://vixyun.top/posts/working-days-and-deadline-counting/ One pair of dates has four right answers: calendar days, whole weeks, working days, years-months-days. Covers endpoint rules, month-end clamping and due dates.