Zechariah 14:4 His feet will stand in that day on the Mount of Olives, which is before Jerusalem on the east; and the Mount of Olives will be split in two, from east to west, making a very great valley. Half of the mountain will move toward the north, and half of it toward the south.
1 The Realities of Single Sign-On âPistolStar, Inc.  Single sign-on (SSO) is a session and user authentication service that permits a user to use one set of login credentials (e.g., name and password) to access multiple applications.
Many other Unixes, and Linux, use sudo. The configuration of sudo is by the /etc/sudoers file. I'm sure that there are more poorly written man pages, but man sudoers is among my all time favorites for obfuscation and poor explanation. The creation of the file and the actual use of sudo isn't all that bad though. First a little background.