I set up this Linux 'Watchdog' and now my system auto-reboots when it locks up

If your Linux system becomes unresponsive, this tool can monitor it and reboot when problems arise. Here's how.
PC Magazine

Don't Toss Your Old PC: 21 Ways to Give Your Device New Life

3. Turn Your Old PC Into a NAS Home Server A network-attached storage device is a server for your home or small-business ...