I4.08
Time zones and daylight saving
Cards in this group · 4
- I4.08.1Store time in an absolute standard; convert to local only at display
- I4.08.2Recurring events that cross DST must recompute local clock time, not a fixed offset
- I4.08.3Time-zone rules change with politics; year-spanning conversion cannot assume a frozen map
- I4.08.4After the user changes zone, past records must keep the same absolute instant