Chia sẻ từ chuyên gia về cách tính ngày làm việc, luật lao động, mẹo dùng Excel và lịch nghỉ lễ.
Master NETWORKDAYS formulas, pandas custom business offsets, and numpy vectorized busday_count algorithms with ready-to-use code examples.
How substitute days, bank holiday roll-forwards, and statutory in-lieu rules differ across the US, UK, Germany, Japan, and Australia.
How SEC T+1/T+2 settlement cycles, carrier transit windows, and SLA business day countdowns operate under real-world calendar constraints.
Learn the formal algorithms and edge cases behind business day computation, weekend overlap elimination, and non-working day arithmetic.
A comprehensive global breakdown of statutory, bank, and regional holidays across the US, UK, Canada, Australia, Germany, France, Japan, and more.
How the growing 4-day work week trend affects project timelines, SLA deadlines, and business day arithmetic.
