ls -la (List all files)
chmod 755 file.sh (Perms)
chown user:group file
grep -rni "text" /path
tar -czvf ar.tar.gz dir
find / -name "*.log"
top / htop (Monitor)
ps aux | grep node
kill -9 PID (Force kill)
df -h (Disk space)
du -sh * (Dir sizes)
tail -f file.log
ssh -i key.pem user@ip
scp file.txt user@ip:/p
curl -X POST -d "d" url
ping -c 4 google.com
netstat -tulnp (Ports)
wget https://url.com
wc -l file.txt (Lines)
cat file | pbcopy (Copy)
!! (Run last command)
sudo !! (Last cmd as root)
ctrl+r (Reverse search)
cd - (Previous dir)
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