- Make notify-send work from user cron file in ubuntu, https://selivan.github.io/2016/07/08/notify-send-from-cron-in-ubuntu.html
none /tmp tmpfs defaults 0 0
rpl : intelligent recursive search/replace utility.
rpl is a text replacement utility. It will replace strings with new strings in multiple text files. It can work recursively over directories and supports limiting the search to specific file suffixes.