we are setting up a mail server with several domains.
we have it right now so mailing to firstname.lastname@example.org, email@example.com and firstname.lastname@example.org all go to the same user, the problem we are having is making it so the user can mail out as email@example.com.
rdate is a Linux command and the network time protocol for immediate date and time setup from another machine. The clocks are synchronized by entering rdate with the -s switch (command without switch just checks the time but does not set anything).
How many times have you wanted to quickly do the same thing to a list but found yourself typing it again and again? I first figured out a small time saver with the up arrow to recall the last command but that can only get you so far if you have a bi…
Learn how to find files with the shell using the find and locate commands.
Use locate to find a needle in a haystack.: With locate, check if the file still exists.: Use find to get the actual location of the file.: