Calculations made upon dates. For example, March 30 + 5 yields April 4. Date math was the crux of the Y2K problem. In Y2K compliant systems, calculating dates with the full four-digit year yielded the ...

In part II of this series of articles on doing date math from the command line we want to try to solve a problem we noted in part I: passing the date command a date specification something like "the ...

In my last article, we began an exploration of date math by validating a given date specified by the user, then explored how GNU date offers some slick math capabilities, but has some inherent ...