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 $(printf %08X 256 | grep -o .. | tac | tr -d '\n')
find . -type d | tac | xargs rmdir 2>/dev/null
find /path/to/dir -type d | tac | while read LINE; do target=$(dirname "$LINE")/$(basename "$LINE" | tr -d ' '); echo mv "$LINE" "$target"; done