Originally Posted by 白い熊

Edit a file on the PC, make it have the following text:
(set-clipboard-coding-system 'utf-8)
(setq x-select-enable-clipboard t)
Save it as .emacs (note the DOT in front of the `e').
Copy it to the N900.
In the terminal, move it to /home/user

Or just run emacs, then:
C-x C-f .emacs
Then type the text, then save with
C-x C-s
Then restart Emacs, and you it'll work.