System & Network Admin

Answers to a couple of somewhat frequently-asked questions about the .htaccess tricks I’m using to standardize the domain names at Daring Fireball.

Use Souin directly in the Caddy web server

This article highlights the use of triggers in Postgres, and how certain performance issues can arise. It also provides solutions to avoid these issues.

As part of the GitHub for Beginners guide, learn how to merge pull requests. This will enable you to resolve conflicts when they arise.

PI-CI is a Raspberry Pi emulator in a Docker image that lets developers easily prepare and flash Pi configurations. The PI-CI project enables developers to easily run a Pi VM, prepare a configurati…

Let me show you how you can easily export multiple markdown files to a PDF or any other format.

It might seem like the days of MS-DOS were a lifetime ago because…well, they basically were. Version 6.22 of the venerable operating system, the last standalone release, came out back in 1994…

If you want to remap some mouse or keyboard keys, and you use Linux, it is easy. If you use Windows or another operating system, you can probably do that without too much trouble. But what if you u…

mise-en-place documentation

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The canvas-based IDE that makes navigation and refactoring 10x faster

Git is a tool that employs a command line interface (CLI). For many beginner programmers, it’s the first one of this kind they learn. This alone could be confusing, but on top of that, Git’s default responses do not clearly visualize the state of you...

Starship is the minimal, blazing fast, and extremely customizable prompt for any shell! Shows the information you need, while staying sleek and minimal. Quick installation available for Bash, Fish, ZSH, Ion, and Powershell.

Simple and flexible tool for managing secrets. Contribute to getsops/sops development by creating an account on GitHub.

A getting started guide for Authelia.

In this video, I’m setting up Authelia. It’s a very lightweight authentication service, which can be used to provide authentication to services which don’t natively support any form of authentication. I think this is a great choice for small scale homelab environments, as it’s simple to run and administer. Contents Video Authelia Configuration User File TLS Certificate Protected Service Example with Caddy Video Authelia I installed Authelia on an LXC container (Debian 12), and set it up with a dns name / AAAA record in public dns, and all the jazz required for normal HTTPS access.

I was doing my daily scan of Twitter the other day and came across this One of the commenters questioned how it was implemented, and there were a few follow up comments.  Below are my steps for get…

I’ll post this here, It might help someone in the future. Feedback is greatly appreciated. I use it with direnv on NixOS, It should work with nix on Linux or macOS. custom commands: pg-stop, pg-start, … flake.nix { description = "General Elixir Project Flake"; #source: 20221130; https://github.com/toraritte/shell.nixes/blob/f9af46639a9bb5fb22705ebdfd25783866e22c0f/elixir-phoenix-postgres/shell.nix #source: 20221130; https://github.com/webuhu/elixir_nix_example inputs = { nixpkg...

1. My Caddy version (V2 beta 14): 2. How I run Caddy: I use the systemd service template mentioned in the documentation. My Caddyfile looks like this: samvanderkris.xyz, www.samvanderkris.xyz { reverse_proxy * unix:/run/gunicorn.sock root /static /home/sam/samvanderkris header / Strict-Transport-Security "max-age=31536000; includeSubDomains; preload" } a. System environment: Ubuntu server 19.10, caddy is running as a systemd service. The reverse proxy is supposed to...

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In this chapter of bash beginner series, you'll learn about using if-else, nested if else and case statements in bash scripts.

Normal filesystem images can be easily mounted: mount system.img /mnt Examined, and modified. But when I try this with a Raspberry Pi system image (e.g. raspbian), I get: mount: unknown filesys...

With the release of Apple silicon, the adoption of ARM-based CPUs is surging. Many developers are facing a new challenge: compiling their software for ARM-based CPUs. And it’s not just about the binar

When you need low-level Linux data copying, there's one tool that never fails: the dd command. Here's how to use dd.

Hardware and software guides for Linux creatives.