Rsync is a great tool for syncing directories, here’s how to rsync over SSH when directory names have spaces!
Verify that Host is VPN’ed
Sometimes you want to verify that a remote host is currently connected to a VPN, before performing an additional action. Here is a script to verify that host is VPN’ed
SSH Pubkey Authentication
Login to a remote server from another server with SSH Pubkey Authentication, and avoid the password prompt.
Tunnel web browser through an SSH tunnel
This is for people who want to browse, but not have their traffic snooped on. Tunnel web browser through an SSH tunnel!
RDP to a host behind a firewall
Here is a quick tutorial on how to RDP to a host behind a firewall.