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<b_jonas> slashlearn block device/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.
author | HackBot |
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date | Fri, 17 Jun 2016 08:35:50 +0000 |
parents | b1451d921295 |
children |
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#!/bin/sh if [ $(date +%Y) != "$(basename "$0")" ] then echo "Hello, world!" fi