Ubuntu Unleashed 2019 Edition: Covering 18.04, 18.10, 19.04

Click here to view code image matthew@seymour:~$ ls stuff/article.txt article.txt matthew@seymour:~$ nano !* V ...

Ctrl+U—Erases the entire line Ctrl+W—Erases word-by-word Left and right arrow keys—Move along the line to wh ...

Click here to view code image / ├─fakeetc └─www TIP It is possible for processes that run as root to ...

vendor, like “nvidia,” to read messages containing that text, like so: Click here to view code ...

CHAPTER 13 Managing Users IN THIS CHAPTER User Accounts Managing Groups Managing Users Managing Passwords Gra ...

day-to-day user, and the system user. Each type is essential to the smooth running of your system. Learning ...

No matter how many system administrators there are for a system, there can be only one super user account. ...

need to make system-wide changes or manage other users. However, they might want to be able to change ...

As previously mentioned, the root user is UID 0. Numbers from 1 through 499 and number 65,534 are the system, ...

USER STEREOTYPES As is the case in many other professions, exaggerated stereotypes have emerged for users and sy ...

Different UNIX operating systems implement the group concept in various ways. Ubuntu uses a scheme called ...

Click here to view code image matthew@seymour:~$ groups matthew adm cdrom sudo audio dip plugdev lpadmin sam ...

Click here to view code image matthew@seymour:~$ sudo chgrp dvdrw /dev/scd0 Add the approved user to ...

user’s /home directory, account expiration date, default group, and command shell. See the specific options in the ...

passwd—This command updates the authentication tokens used by the password management system. TIP To lock a user ...

Click Unlock at the upper right and enter your password to authorize making changes to user accounts ( ...

FIGURE 13.2 Select Details. ...

FIGURE 13.3 Select Users. FIGURE 13.4 Select Unlock. ...

FIGURE 13.5 Adding a new user is simple. The GUI provides a set of options for user management spread over ...

The ac command provides information about the total connect time of a user, measured in hours. It accesses ...