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view wisdom/block device @ 12050:b7f87df8bcc5 draft
<fizzie> le//rn source//Sources for HackEso can be found at https://github.com/fis/hackbot + https://github.com/fis/multibot + https://github.com/fis/umlbox .
author | HackEso <hackeso@esolangs.org> |
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date | Sat, 16 Nov 2019 10:29:45 +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.