Setting up Fail2Ban with Nginx and Cloudflare on NixOS
Fail2Ban is a service to scan the log files of various services on servers to find malicious IPs (by matching log lines to predefined regular expressions),...
Creating NixOS custom image for Digital Ocean VPS
Recently, I decided to move my Digital Ocean (DO) VPS to NixOS. The first step to do so is to create a custom NixOS image because NixOS is not an OS option...
Solving Advent of Code “Handy Haversacks” in Type-level Haskell
I have been trying to use type-level programming in Haskell to solve interesting problems since I read Thinking with Types by Sandy Maguire. Then I found...
