Mercurial > repo
view wisdom/block device @ 12181:d7b0dadbb43e draft
<oerjan> slwd kspalaiologos//s,$,.,
author | HackEso <hackeso@esolangs.org> |
---|---|
date | Fri, 22 Nov 2019 02:16:50 +0000 |
parents | 272663b31668 |
children |
line wrap: on
line source
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.