hi all, if i delete a cell by mistake and hit ctrl+s (because i'm ctrl+s trigger happy), is there any way to undelete it? (or in general is there undo-redo?) cheers, satra -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mail.python.org/pipermail/ipython-dev/attachments/20120326/768b4cd2/attachment.html>