How to tell what has changed after an update?

[NoOp]

On 12/08/2009 01:36 PM, Patrick Doyle wrote:
> On Tue, Dec 8, 2009 at 4:27 PM, Matthew Flaschen
> <matthew.flaschen at gatech.edu> wrote:
>> Patrick Doyle wrote:
>>> Thanks for helping me figure this out.  As I said, I would rather
>>> learn the proper tools to figure this out on my own, rather than just
>>> finding out what the recent change to x11-common was (if there even
>>> was a recent change).
>>>
>>> --wpd
>>
>> aptitude changelog x11-common
>>
>> Note that this will connect to the net.  It will show the latest
>> changelog by default (which includes multiple changesets).  However, you
>> can instead do, e.g.
>>
>> aptitude changelog x11-common=1:7.4+3ubuntu7
>>
>> Not all versions will have a accessible file, though.
>>
>> Matt Flaschen
> ok, suppuse I wanted to go a little deeper than just the changelog.
> Is there an official Ubuntu cvs/svn/git/hg repository from which I
> could see the diffs between, e.g. x11-common 1.7.4+3ubuntu7 and
> 1.7.4+3ubuntu10?
> 
> --wpd
> 

As I pointed out in my previous post:
https://launchpad.net/ubuntu/+source/xorg
>From there you can view the diffs between versions.