Re: How to refresh a buffer?

[Mathias Dahl]

"Vols" <volunteers@gmail.com> writes:

> 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.

No need to close it. You can try C-x C-v, `find-alternate-file'. It
will prompt you for a new file but offer the current one, so you only
need to type RET to open it again.