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Laser head from HP LaserJet 5L printer. Most HP LaserJet printers employ xerographic laser-marking engines sourced from the Japanese company Canon.Due to a tight turnaround schedule on the first LaserJet, HP elected to use the controller already developed by Canon for the CX engine in the first LaserJet. [6]
In 1980, the Mini-Printer Model 770 was introduced—a small, low-cost desktop serial matrix printer. This was the first printer built completely in-house, and there were problems. Flaws in the microprocessor led to a recall and a stoppage of manufacturing for a year.
Epsilon (US: / ˈ ɛ p s ɪ l ɒ n / ⓘ, [1] UK: / ɛ p ˈ s aɪ l ə n /; [2] uppercase Ε, lowercase ε or ϵ; Greek: έψιλον) is the fifth letter of the Greek alphabet, corresponding phonetically to a mid front unrounded vowel IPA: or IPA:.
Reverse 911 was developed by Sigma Micro Corporation, later known as Sigma Communications, in 1993. [2] After a number of corporate acquisitions, Motorola Solutions ultimately gained ownership of the technology and rights developed by Sigma, and Motorola has folded Reverse 911 into their Vesta suite of public safety systems.
Multicast DNS (mDNS) is a computer networking protocol that resolves hostnames to IP addresses within small networks that do not include a local name server.It is a zero-configuration service, using essentially the same programming interfaces, packet formats and operating semantics as unicast Domain Name System (DNS).
Four-color fabric ribbon cartridge for a dot-matrix printer Ribbon cartridge with internal spools (cover removed) Woven fabric typewriter ribbons were the first kind to be developed. With them, the pigment is an ink that dries on typing paper but not on the ribbon, and the ribbon is mounted at each end to a flanged reel whose hub engages with ...
zip() and map() (3.x) stops after the shortest list ends, whereas map() (2.x) and itertools.zip_longest() (3.x) extends the shorter lists with None items Ruby: list1.zip(list2) list1.zip(list2, list3) list1.zip(list1, .., listn) When the list being executed upon (list1) is shorter than the lists being zipped the resulting list is the length of ...
Hamilton Township is a township and the most populous municipality in Mercer County, in the U.S. state of New Jersey.It is the largest suburb of Trenton, the state's capital, which is located to the township's west.