If you're using Linux, just install avahi-daemon and you should be able to connect to coder.local without having to find the device's IP address. mDNS/Zeroconf

If you're using Linux, just install avahi-daemon and you should be able to connect to coder.local without having to find the device's IP address. mDNS/Zeroconf/Bonjour is an easy way to get up and running in a headless setup, but the Coder download is just a minimally modified Raspbian distribution, so you can also ssh in and tweak it to do whatever you like.