Small things I love of Ubuntu

$ sudo crontab -u root -e 
no crontab for root - using an empty one

Select an editor.  To change later, run 'select-editor'.
  1. /bin/ed
  2. /bin/nano        <---- easiest
  3. /usr/bin/emacs22
  4. /usr/bin/vim.tiny

Choose 1-4 [2]: 3