How to tell the user that he doesn't have permission to access a page?
15533
Refusing a user permission to click a URL
6996
Give a specific user permissions to a device without giving access to other users
88156
Can I set my user account to have no password?
147415
How to enable or disable a user?
157782
Blocking access to the Facebook site only, not share and/or like buttons on other pages
102569
When a user closes a , hide that  on all site pages
153483
How to deny mounting permission?
60713
Giving a single user write permissions
134502
How can I manage the "Open with Explorer" button based on user permissions?
95148
How can I suppress the browser's authentication dialog?
132918
Warn user if they try to logoff
56964
Error message "Forbidden You don't have permission to access / on this server"
83969
How can I execute a file without execute permissions?
137452
How to complain about a user?
75737
How can I restrict users from deleting files?
91097
Permission to view, but not to change! - Django
128216
Disabling access to all tabs except one on a profile for a particular set of users