The nano editor

The nano editor is a very popular and easy-to-use command-line editor. You can open the nano editor by running the nano command:

elliot@ubuntu-linux:~$ nano

This will open up your nano editor, and you should see a screen like that in the following screenshot:

Figure 4: Inside nano

Now add the six lines that are shown in the following screenshot:

Figure 5: Add these six lines

Look at the bottom of the nano editor screen; you will see a lot of shortcuts:

Figure 6: nano shortcuts

I have included all the useful nano shortcuts in the following table:

nano shortcut	What it does
Ctrl+O	Saves the current file (write out).
Ctrl+K	Cuts the current line and stores it in the buffer.
Ctrl+U	Pastes the line stored in the buffer.
Ctrl+W	Searches for a string (word) in the file.
Ctrl+\	Replaces a string (word) in the file with another string.
Ctrl+R	Reads another file.
Ctrl+G	Views help information on how to use nano.
Ctrl+V	Moves to...