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Basic commands (must know)
pwd
ls
cd
chown
chmod
ps -aux
useradd -aG wheel [user]
cat
less
| piping
Networking related commands (must know)
ip a (previously ifconfig)
ip link
ip route
systemctl start/stop/enable [service]
journalctl -f [service]
ss -tulnp
Disk related commands
gparted
lsblk
File editing
Vim
sed
Searching
Find
grep
Websites
regex101: build, test, and debug regex
Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, GO, JavaScript, Java. Features a regex quiz & library.
regex101Firas Dib
Man Pages | ManKier
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