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Re: see quickly last changes

From: Teemu Likonen
Subject: Re: see quickly last changes
Date: Wed, 20 Jan 2010 14:30:50 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.1 (gnu/linux)

On 2010-01-20 13:05 (+0100), andrea wrote:

> Sometimes it would be nice to see visually what's the difference
> between the buffer and the file, visually.

> Is there something like that already maybe?

There is:

    M-x highlight-compare-with-file

and some options:

    M-x highlight-changes-mode
    M-x highlight-compare-buffers
    M-x diff-buffer-with-file

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