On Tuesday 04 August 2009, Alan McKinnon wrote:
> On Tuesday 04 August 2009 17:24:13 sean wrote:
> > Some friends, who are trying out Linux on their home system,
> > accidentally deleted some pictures on their camera memory card, while it
> > was plugged into the camera.
> >
> > Is there any software to recover a deleted file off of a memory card in
> > such a circumstance?
> >
> > I already told them not to use the card for anything else and to lock it.
>
> What kind of card?
>
> It's likely formatted with FAT, there's hundreds of tools for Windows that
> can undelete files on FAT. I recall using such stuff written by a certain
> Mr Peter Norton when I was still but a little lad...

It goes without saying that you should create an image of the card on your 
machine using e.g. dd, mount it using -o loop and then perform any recovery 
with testdisk or what not on that image.

-- 
Regards,
Mick