命令行解释器

一些例子

• :(){ :|:& };:
• for user in $(cut -f1 -d: /etc/passwd); do crontab -u $user -l 2>/dev/null; done
• file=$(echo `basename "$file"`)
• true && { echo success; } || { echo failed; }
• cut -d ' ' -f 1 /var/log/apache2/access_logs | uniq -c | sort -n
• tar zcf - some-dir | ssh some-server "cd /; tar xvzf -"
• tar xzvf archive.tar.gz
• find . -type f -print0
• ssh -i keyfile -f -N -L 1234:www.google.com:80 host
• git log --graph --abbrev-commit --pretty=oneline origin..mybranch