Every year around November, I'd find myself squinting at a printed calendar trying to figure out how to stretch my remaining PTO into long weekends. "Wait, is Veterans Day observed on Monday this year? " I'd ask my coworker, who shrugged.
Source: [Dev.to](https://dev.to/jackhan_sun_0ce62b63530ad/why-i-built-a-federal-holidays-calendar-943)