Another debian/X question

[Joe Klemmer]

On Tue, 2002-09-24 at 19:52, wolfgang wrote:

> in redhat 7.3 and xfce, i can su to root and then to another user in an x 
> terminal and afterwards start an X app (xchat, licq) from that xterminal as 
> that other user.
> 
> when trying that in debian, i get something like "unable to open display :" - 
> is there a way to change that?

xhost +

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