Here's a simple solution to use two devices with one monitor

Got too many devices and only one monitor? Simplify your setup with the Anker HDMI Switch, which is a mere $9.99 right now.
CNX Software

Sakura Pi RK3308B SBC offers RGB LCD interface, supports mainline Linux

Sakura Pi RK3308B is a small, Raspberry Pi Zero-sized SBC with an RGB LCD interface and support for mainline Linux ...
Installation

Nanolumens unveils dvLED flat panel as LCD replacement

NanoPanel 55 brings direct-view LED technology to 55in Full HD format, offering drop-in option for high-visibility ...
How-To Geek on MSN

8 Fixes for a Second Monitor Not Detected on Windows

Right-click on the desktop and select "Display Settings" from the context menu. In the "Display Settings" window, you will ...
The New York Times

The 60+ Best Walmart Black Friday Deals We’ve Found

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Wirecutter Staff Black Friday is over. Cyber Monday is here. We’re no longer ...