is it possible for two users to login at same time
38665
How to set up Ubuntu for multiple users at the same time?
59933
Share a Folder between two Local Users
156896
Is it possible to create an Admin Password Key to conveniently login?
148899
Is there an option to create and Opt-in a user in the same API call?
74011
allow sudo to another user without password
5404
How can I log into two different accounts on two different sites now (July 2015)?
141028
Can a Mac be used by multiple users at same time?
121887
How to switch between users on one terminal?
96195
Can we have multiple  in same ?
8523
Theoretically possible to run two operating systems simultaneously?
15879
How does SO's new auto-login feature work?
123104
Can two users simultaneously share one pc
461
Can we let users with privileges on one site have them on another?
148137
Can I remote desktop to another user on the same machine?
134979
Multiple simultaneous browser sessions
54997
Is there a term for the moment when a lot of users visit/log onto your website at the same time?
119958
Disable a user's login without disabling the account