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This class of status code indicates the client must take additional action to complete the request. Many of these status codes are used in URL redirection. [2]A user agent may carry out the additional action with no user interaction only if the method used in the second request is GET or HEAD.
A checksum of a message is a modular arithmetic sum of message code words of a fixed word length (e.g., byte values). The sum may be negated by means of a ones'-complement operation prior to transmission to detect unintentional all-zero messages.
The most common form of erasure coding used in storage systems is Reed-Solomon (RS) code, an advanced mathematics formula used to enable regeneration of missing data from pieces of known data, called parity blocks. In a (k, m) RS code, a given set of k data blocks, called "chunks", are encoded into (k + m) chunks.
Neil Postman (March 8, 1931 – October 5, 2003) was an American author, educator, media theorist and cultural critic, who eschewed digital technology, including personal computers, mobile devices, and cruise control in cars, and was critical of uses of technology, such as personal computers in school. [1]
The Postman is a post-apocalyptic dystopian science fiction novel by David Brin.It is about a man wandering the desolate Oregon countryside who finds a United States Postal Service uniform, which he puts on and then claims he is a mail carrier and federal inspector for the "Restored United States of America".
Amusing Ourselves to Death: Public Discourse in the Age of Show Business (1985) is a book by educator Neil Postman. It has been translated into eight languages and sold some 200,000 copies worldwide. In 2005, Postman's son Andrew reissued the book in a 20th anniversary edition.
For example, if the mean height in a population of 21-year-old men is 1.75 meters, and one randomly chosen man is 1.80 meters tall, then the "error" is 0.05 meters; if the randomly chosen man is 1.70 meters tall, then the "error" is −0.05 meters.