Mercurial > repo
view wisdom/block device @ 11190:e663bb69ea50
<oerjan> learn Fizzbuzz is the enterprise version of counting, where you replace certain numbers by buzzwords.
author | HackBot |
---|---|
date | Mon, 04 Sep 2017 02:21:02 +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.