Search results
Results from the WOW.Com Content Network
A biography of Callister, The Man Who Invented Vegemite, written by his grandson Jamie Callister, was published in 2012. [4] [13] Callister is the great uncle to Kent Callister, a professional snowboarder who has competed at the 2014 Winter Olympics for Australia. The Cyril Callister Foundation, established in 2019, commemorates his life and work.
Vegemite (/ ˈ v ɛ dʒ i m aɪ t / VEJ-ee-myte) [1] [2] is a thick, dark brown [3] Australian food spread made from leftover brewers' yeast extract with various vegetable and spice additives. It was developed by Cyril Callister in Melbourne , Victoria , for the Fred Walker Company in 1922 and was first sold in stores on 25 October 1923.
He created the first commercially available portable computer, the Osborne 1, released in April 1981. It weighed 24.5 pounds (12 kg), cost US$1795—just over half the cost of a computer from other manufacturers with comparable features—and ran the popular CP/M 2.2 operating system. [7] It was designed to fit under an airline seat. [8]
This is an accepted version of this page This is the latest accepted revision, reviewed on 4 March 2025. English mathematician, philosopher, and engineer (1791–1871) "Babbage" redirects here. For other uses, see Babbage (disambiguation). Charles Babbage KH FRS Babbage in 1860 Born (1791-12-26) 26 December 1791 London, England Died 18 October 1871 (1871-10-18) (aged 79) Marylebone, London ...
Gary Arlen Kildall (/ ˈ k ɪ l d ˌ ɔː l /; May 19, 1942 – July 11, 1994) was an American computer scientist and microcomputer entrepreneur. During the 1970s, Kildall created the CP/M operating system among other operating systems and programming tools, [5] and subsequently founded Digital Research, Inc. to market and sell his software products.
The history of the personal computer as a mass-market consumer electronic device began with the microcomputer revolution of the 1970s. A personal computer is one intended for interactive individual use, as opposed to a mainframe computer where the end user's requests are filtered through operating staff, or a time-sharing system in which one large processor is shared by many individuals.
The "brain" [computer] may one day come down to our level [of the common people] and help with our income-tax and book-keeping calculations. But this is speculation and there is no sign of it so far. — British newspaper The Star in a June 1949 news article about the EDSAC computer, long before the era of the personal computers.
The Kenbak-1, released in early 1971, is considered by the Computer History Museum to be the world's first personal computer. It was designed and invented by John Blankenbaker of Kenbak Corporation in 1970, and was first sold in early 1971.