Welcome to bashoneliners.com, a curated collection of practical and well-explained Bash one-liners, snippets, tips and tricks. We aim to make each published one-liner to be of high quality: useful, easy to read, follows best practices, with clear, detailed, accurate explanation. These one-liners should help you automate tasks, troubleshoot problems, whether it be in system administration, file management, networking or programming.
echo /etc/*_ver* /etc/*-rel*; cat /etc/*_ver* /etc/*-rel*
cpus=($({ echo scale=2; awk '/cpu MHz/ {print $4 " / 1000"}' /proc/cpuinfo; } | bc))