hostnamectl
Get or set the hostname of the computer. More information: https://manned.org/hostnamectl.
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Get the hostname of the computer:
hostnamectl
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Set the hostname of the computer:
sudo hostnamectl set-hostname "{{hostname}}"
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Set a pretty hostname for the computer:
sudo hostnamectl set-hostname --static "{{hostname.example.com}}" && sudo hostnamectl set-hostname --pretty "{{hostname}}"
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Reset hostname to its default value:
sudo hostnamectl set-hostname --pretty ""
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