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view wisdom/block device @ 12303:f31e76561a1f draft
<int-e> learn Time is an illusion. Lunchtime doubly so.
author | HackEso <hackeso@esolangs.org> |
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date | Sat, 25 Jan 2020 20:59:01 +0000 |
parents | 272663b31668 |
children |
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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.