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view wisdom/block device @ 11316:2f70545509f2
<oerjan> addquote <int-e> @tell boily arguably, PHP started out as esoteric, then it became mainstream, and then it became a programming language
author | HackBot |
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date | Sat, 13 Jan 2018 00:24:49 +0000 |
parents | 272663b31668 |
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Block devices are a concession made in Unix to make raw hard disks and magnetic tape have a similar interface to regular files and terminals. Since magnetic tapes can't write individual bytes, only entire blocks, the interface isn't exactly the same, thus the dreaded dd obs= option was born.