I read somewhere that vipw
locks the file so that other commands won't try to update it at the same time. So, apparently, that's really important.
A.) What does "locks the file mean"
B.) Anyone know how to do it with code? I'm fairly decent with programming, and I would like to do nanpw (nano password), because I hate vi, and believe it or not I have met other people who do to
(no offense to vi lovers)