1, unmodified ago
Format: username @ hostname
such as:
2, began to modify
Proceed as follows:
a. Modify hostname, the host name to open the file,
linuxmi@linuxmi:~$ sudo vi /etc/hostname
sudo gedit /etc/hostname
The name changed to linuxmi.com save and exit and re-open a terminal and found the host name has been modified.
b. enter HOME directory
Open: .bashrc file (by modifying the configuration file, you can ensure reboot after the modification is still in force) search string: PS1, find the following snippet: The \ u into \ h, the terminal will display the user name and host name the same:
$ vim ~/.bashrc
OK, restart the computer.
You can use man bash command to view the bash manual to find the variable supports special characters and these special characters meaning:
\ d: # represents the date in the format weekday month date, for example: "Mon Aug 1"
\ H: # Complete the host name.
\ h: # take only the first host name, in the above example, for the fc4, .linux were omitted
\ t: # a 24-hour display time format, such as: HH: the MM: the SS
\ T: Display time # 12-hour format
\ a: # show time is 24 hour format: HH: MM
\ U: # current user account name
\ v: #BASH version information
\ w: # complete working directory name. Home directory will be replaced by
\ W: # use basename get working directory name, it lists only the last directory
\ #: # The first several commands issued
\ $: # prompt character, if you are root, the prompt is : #, compared with the average user: $