Text editors are paramount for the work of any system administrator.
Our text editor, IDE, note taker, etc. etc. of choice is Emacs.
To find ourselves at home on the servers, we use Zile, a small Emacs clone.
Nano es the pre-installed alternative to the ubiquitous Vi editor on any Debian Operating System.
Vim is an improved vi editor. We do not know nothing about Vim or vi,
since we belong to the holy church of Emacs Well, to be true, we
know how to leave vi: ESC:q!
.