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.
up(){ DEEP=$1; for i in $(seq 1 ${DEEP:-"1"}); do cd ../; done; }
is_parent() { [[ "$2" =~ $1/? ]]; }