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Learn to erase the terminal screen at the Linux command line.
Videos can also be accessed from the Linux Essentails Playlist on YouTube.
Linux clear Command Summary with Examples (3:17)
Our third word, or command to memorize is
clear from the category Navigation.
clear allows you to clear the
terminal screen. Recall from our last video, our terminal screen
got a little messy as we printed help files using the
whatis command. Well, clear will help us
|There are no options|
If it helps, think of commands as mini programs and most have this
structure. First, type the
command, second the
option(s) and third the
clear command interestingly has
no options and no arguments. Its one
purpose is to clear the screen. In
the terminal you shouldn't expect things to look pretty; quite the
opposite actually. But every once in a while you need to change gears
and clear the clutter, and to do so type
clear and Enter.
So why is
clear an important command?
Well, it's the essential command to keep your terminal window tidy.
And now you know how to do that.
Okay, the best way to embed this in your memory is by typing in your own terminal window.
Find this on your Mac using a program called Terminal. On Linux use Terminal or Konsole, and currently Microsoft is adding this functionality to Windows 10.
Here we go, let's borrow a command from the previous video and fill up
our screen, type
whatis -h with no
arguments, Enter and look, the 13 available options for the
Next, to clear the screen type
clear Enter and there you go.
Okay now you know how to use
And you know the syntax for commands, options and arguments.
One last tip about the
We'll talk more about aesthetics later, for example, your command
prompt may not look as simple as mine so I'll show you how to
customize this later.
Okay, thanks for visiting today. I hope this was a fun introduction
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whatiscommand, hit Back.
man, click Next.
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