On Tue, Aug 19, 2014 at 3:58 PM, Norike Abe <nor...@gmail.com> wrote:
> Excuse me if the terminology I use is not exactly the one used in Git. I'm
> not very used in this system...
>
> Imagine you suspect a line of code (or a method) in a file in your project
> has changed but you don't know when; and you want to check if that line has
> ever changed, when this happened, who did the commit(s) and of course see
> the diff(s).

You can use `git blame` to see who last changed a line and when.  If
you are a fugitive user (excellent Vim plugin) then you can use
':Gblame' and jump around in history a bit as well.

> Is there a command to compare all the changes between two given commits a
> file has suffered, in a given set of lines of code?

AFAIK you'll always see all changes to a file.  The command is `git
diff <commit0> <commit1> -- <file name>`.

/M

-- 
Magnus Therning                      OpenPGP: 0xAB4DFBA4
email: mag...@therning.org   jabber: mag...@therning.org
twitter: magthe               http://therning.org/magnus

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