When I saw the news of the Raspberry Pi4 announcement, I pulled out my Raspberry Pi and touched it for the first time in a while. I had touched the Raspberry Pi a little before, but gradually stopped using it because I was too lazy to move…

This may not be in great demand, but I created a Raspberry Pi version of the following "USB-connected PC volume control button created with Arduino" and this is the procedure and explanation memo. www.ekwbtblog.com A rough description of t…

How to deal with the browser is not defined error when trying to run Puppeteer on a RaspberryPi. Reason When "Puppeteer" is installed by npm, Chromium is also newly installed in node_modules, and Puppeteer uses this Chromium by default. Ho…

It is fine to use Docker on the Raspberry Pi by itself, but it is not so easy to use Docker on the Raspberry Pi as a mini-server. impetus The server, which performs periodic crawls, was running on a desktop PC. Since we planned to prepare …