method one
Change the contents of /etc/hostname to your hostname.
Use the following command to specify:
hostname -F /etc/hostname
Then log out and log in again
Method Two
Specify hostname directly:
hostname -b CodeOnTheRoad
Then log out and log in again
Post-95 young programmers, write about personal practice in daily work, from the perspective of beginners, write from 0 to 1, detailed and serious.
The article will be published on the public account [ Getting Started to Give Up Road ], looking forward to your attention.