Mercurial > repo
view wisdom/block device @ 10399:3bfbf2cf838d
<hppavilion1> ` sed -i \'s/\\\\n/\\n/\' bin/lowercase2
author | HackBot |
---|---|
date | Sat, 11 Mar 2017 08:55:47 +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.