Re: How to refresh a buffer?

[David Hansen]

On 5 Feb 2007 08:40:41 -0800 Vols wrote:

> I opened a file in Emacs and found it was read-only. I use the
> terminal command "chmod +w file.cpp" to make it writable. After I
> return to Emacs the file is still read-only. I have to close this file
> and re-open it.
> How to refresh this buffer? Thanks.

`toggle-read-only' C-x C-q is what you need.  You don't need to chmod
the file then.  Emacs will save it anyway (if it has the permission to
do so) after confirmation.

David