Signal · When? · it remembers
Element 19
Say when, about your work: later, or every Monday.
snooze · reminder · timer
First known
Opened
1974Unix cron: write a line in crontab and the command runs at the minute, hour, day or weekday you name, every Monday if you like. Bell Labs.
See also: Multics absentee jobs, which run your work later without you.
“Cron executes commands at specified dates and times according to the instructions in the file /usr/lib/crontab. ... day of the week (1-7 with 1=monday).”
Every Monday is in the manual: the weekday field runs 1 to 7, and 1 is Monday.
Someone opened the dated document itself. The source.
- ReadingValue
Specimen № 19 — operate freely
Tap a day to send Naledi your numbers then, or a weekday's name to send them every week.
Fig. 19 — Schedule
000 readings · idle
Down the Signal column
- it reactsPPress
- it followsHHold
- it targetsOOpen
- it remembersScSchedule
- it connectsNNotify
- it guessesWWake
- it actsIInterrupt
Read down and Press gets heavier: each step is the same act, on a machine that keeps track of more.
Bodies
The act stays put while the hardware changes. These are some of the forms Schedule takes.
- snooze
- reminder
- timer