CNX Software

4-inch square HDMI displays with USB touchscreen sell for $33 and up

Two 4-inch square HDMI touchscreen displays from VIEWE and Waveshare for Raspberry Pi SBCs, Jetson Nano SBC, and computers.
How-To Geek on MSN

How to See All Devices on Your Network With nmap on Linux

Install nmap if you don't already have it on your Linux computer. Run "sudo apt-get install nmap" on Ubuntu, or "sudo dnf ...