Edit the file /etc/bashrc and add the next line: export LS_COLORS=$LS_COLORS:’di=1;31:’ where the colors are: 31 = red 32 = green 33 = orange 34
How to see the hostname of the system: $ hostname <– just the hostname $ hostnamectl <– The hostname detailed To change the hostname: $
How to adjust process priority with renice command.
The journalctl recording the events of the system.
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