Dec. 5, 1999
1:22 a.m.
Paul Eggert writes:
But POSIX specifies UTC,
No. UTC includes leap seconds; the POSIX scale does not. The POSIX scale includes a leap day in the year 2100; UTC does not. UTC is a safe format for timestamps, even in the most demanding scientific applications; the POSIX scale cannot be used for accurate timestamps during a leap second. ---Dan