hostnamectl set-hostname <new_name>This little article is a response to brilliant tech republic article https://www.techrepublic.com/article/how-to-set-a-linux-hostname-without-rebooting/
The article linked above has 283 words, 1613 characters.
To describe typing 3 words
Let is sink for a moment.
Yes, I understand not everyone knows what is hostname (really?)
But people googling for solution certainly do.