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Author Archives: Felix Aubert

How to Rename a File in Linux: A Hands-On Guide with mv and rename

24 June 2026
by: Felix Aubert
in: Linux/Server Admin
Tags: bash, file management, linux command line, mv command, rename command
note: no comments

Learn how to rename a file in Linux using mv for single files and the rename command for bulk jobs. Step-by-step commands, expected output, and overwrite-safety tips.

24 June 2026
by: Felix Aubert
in: Linux/Server Admin
Tags: debian, etc/hosts, hostname, hostnamectl, Server Administration, systemd
note: no comments

Change the hostname on Debian the right way: use hostnamectl set-hostname, update /etc/hostname and /etc/hosts (127.0.1.1), and avoid the sudo resolve-host error.