Issue #231 / Feb 2020

Our columnist Charly K¸hnast doesn't want to be out when a package delivery service is standing at his front door with some goodies. When the courier rings, he can have the Telegram API send a notification to his mobile phone.

With guiscrcpy graphical user interface and the scrcpy command-line tool, you can control your smartphone from the comfort of your Linux desktop and even record what you're doing onscreen.

With a monitoring system implemented in Go, Mike Schilli displays the Docker containers that have been launched and closed on his system.

Unison and SSH help you sync your directories across multiple computers.

Set up a professional video surveillance system armed with motionEyeOS and a Raspberry Pi.

With the Librem 5 as a cautionary tale, Bruce ponders the risks of backing crowdfunding campaigns.

Create a bulb and tube analog thermometer with a Raspberry Pi and Python Turtle graphics.

This month in Linux Voice.

Maddog considers the joys of recreating ancient computers and learning about programming within these older architectures.

The CubeSat community gathered in Athens, Greece to explore the possibilities for open hardware and open source software in space.