Install PECL uploadprogress

https://www.unixmen.com/performing-incremental-backups-using-tar/

printf '\033[?7l' ls -l /a/folder/that/contains/files/with/long/names printf '\033[?7h'

- problem: W: GPG error: http://ppa.launchpad.net precise Release: The following signatures couldn't be verified because…