You don't - since they generally control their own history.
Since they need write privs to whatever directory their history is stored
in - they can delete it.
You could use a program like Undelete so you could restore it at will - but
that's just being nosey, eh?
Want to reply to this thread or ask your own question?
You'll need to choose a username for the site, which only take a couple of moments. After that, you can post your question and our members will help you out.
