Bash
Dev-ops
- Check connectivity to a host
- Common Linux package names
- Dump packets with
tcpdump
- Fingerprint SSH keys
ifconfig
andnetstat
are deprecated- Keep two folders in sync across hosts
- Notify users logged in to a machine
- Show open ports
- Write to STDIN of a background process
- Set up a local test domain with
dnsmasq
- Set up password-less
sudo
- See the
ENV
of a running process