The Semaphore
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
A semaphore is a data type an operating system uses to control access to a resource — a counted permission acquired before touching what must not be touched together.
Show
A game night with one dice cup passes the cup; the cup is the rule.
Watch for
The discipline works only when everyone uses it.
Builds on
Unlocks
- Nothing yet depends on this.