Time-sharing — refers to sharing a computing resource among many users by multitasking. Because early mainframes and minicomputers were extremely expensive, it was rarely possible to allow a single user exclusive access to the machine for interactive use. But… … Wikipedia
Time — This article is about the measurement. For the magazine, see Time (magazine). For other uses, see Time (disambiguation). The flow of sand in an hourglass can be used to keep track of elapsed time. It also concretely represents the present as… … Wikipedia
Start-stop system — This article refers to the automotive technology. For the use of start stop systems in telecommunication, see asynchronous serial communication. In automobiles, a start stop system or stop start system automatically shuts down and restarts the… … Wikipedia
Time zone — Timezone and TimeZone redirect here. For other uses, see Time zone (disambiguation). Local time redirects here. For the mathematical concept, see Local time (mathematics). This article is about time zones in general. For a list of time zones by… … Wikipedia
Start menu — For the keyboard button that activates the start menu see Windows key. The Start Menu and Start Button are user interface elements in the Microsoft Windows line of operating systems, which serve as the central launching point for application and… … Wikipedia
Time slip — A time slip (also called a timeslip) is an alleged paranormal phenomenon in which a person, or group of people, travel through time through supernatural (rather than technological) means. As with all paranormal phenomena, the objective reality of … Wikipedia
earliest — (Roget s Thesaurus II) adjective Preceding all others in time: first, initial, maiden, original, pioneer, primary, prime, primordial. See START … English dictionary for students
Precambrian time — Interval of geologic time from с 3. 8 billion years ago, the age of the oldest known rocks, to 544 million years ago, the beginning of the Cambrian Period. This interval represents more than 80% of the geologic record and thus provides important… … Universalium
Philosophy of space and time — is the branch of philosophy concerned with the issues surrounding the ontology, epistemology, and character of space and time. While such ideas have been central to philosophy from its inception, the philosophy of space and time was both an… … Wikipedia
Date and time notation by country — Different style conventions and habits exist around the world for dates and times in writing and speaking. Examples:*The order that a year, month, and day are written. *How weeks are identified. *The 24 hour clock and/or the 12 hour clock. *The… … Wikipedia
Unix time — Unix time, or POSIX time, is a system for describing points in time, defined as the number of seconds elapsed since midnight Coordinated Universal Time (UTC) of January 1 1970, not counting leap seconds. It is widely used not only on Unix like… … Wikipedia