Note: the guide below was written for Fedora 35, and even though it still works, most of it isn’t required any longer. For Silverblue/Kinoite 36+, check out build-kmod-nvidia-signed-rpm on how to automally sign the kernel modules. For Workstation 36+, check out the official Wiki page on Secure Boot. On Fedora…

Celestia is a well known open-source tool used to visualize real-time 3D space. Now that apt-key has finally been deprecated and is scheduled to last be available in Debian 11 and Ubuntu 22.04, it is recommended to manually store the OpenPGP keys from custom repos and point them infile. First…

SSH is a great open-source tool (thanks, @tjssh!) used daily & worldwide. In order to avoid running multiple instances of the ssh-agent helper unknowingly, it’s best to first check if there is an already active (as in: loaded/running) process. Looking for a recommended way to do so on Stack Overflow…