Mercurial > repo
view wisdom/block device @ 11843:09469cf87198 draft
<shachaf> learn The password of the month is int-e\'s job.
author | HackEso <hackeso@esolangs.org> |
---|---|
date | Mon, 01 Jul 2019 23:15:47 +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.