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Re: How can I find changes before saving a file?
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From: |
John Paul Wallington |
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Subject: |
Re: How can I find changes before saving a file? |
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Date: |
Wed, 12 Feb 2003 15:35:19 +0000 |
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User-agent: |
Gnus/5.090016 (Oort Gnus v0.16) Emacs/21.3.50 |
Ehud Karni wrote:
> > > > If I have edited a file and want to see what changes I have
> > > > made, how can I do that?
> > >
> > > You could compare the file with its backup. But that only works
> > > after saving, of course.
> >
> > You could temporarily rename the modified buffer, load the file
> > once more into emacs and start an ediff session.
[...]
> You could do M-x shell-command cat <file-name> and compare the
> current buffer with "*Shell Command Output*".
You could use the command `diff-buffer-with-file' from Emacs CVS HEAD.
There is `ibuffer-diff-with-file' in the Ibuffer package too.