Re: Is there a function to return buffer of the "other" window when split horizontally?

[Lennart Borgman (gmail)]

Martin Nordholts wrote:
> Hello!
>
> I fail to find a function that returns the "other" buffer when one has
> split a window horizontally.
>
> other-window seemed as a good candidate at first, but I can't make it
> work as I wish.
>
> How can I do this?
>
> I need it for a function that changes a horizontally split window to a
> vertically split one (to quickly make more rows availible on both
> buffers when entering a Ruby debugger session.

Something like this perhaps:

(save-window-excursion
  (other-window 1)
  (window-buffer))

But have you checked on EmacsWiki is someone has already written a 
library for this?