System & Network Admin

What do you do right after installing NixOS? Clueless? We got your back.

Home Manager for Nix. Nix flake home-manager.

Manage a user environment using Nix [maintainer=@rycee] - nix-community/home-manager: Manage a user environment using Nix [maintainer=@rycee]

A guide on using Elasticsearch, Kibana, and Logstash to work with logs from Apache APISIX.

TRUST. It’s what certificates are all about. How do we know that we can trust a server? We verify that the server has a certificate, and that the certificate is signed by someone we trust. That can be a well-known third party like Let’s Encrypt, or our own certificate authority. In this video, I’m going to cover the basics of setting up a root private key and signing certificates using OpenSSL, and running a certificate authority server.

From Wasm support and a natural language AI portal, there’s a range of news about one of the most active open source API projects on GitHub

Create an additional layer of security and prevent unwanted access to your WordPress site by changing the default login URL.

WordPress lets you add custom post types to the admin dashboard for better content management. Learn how to create and display one.

Learn what headless WordPress CMS is and decide whether making the shift to it is right for you and your website.

The /proc file system serves as an interface to kernel data structures and runtime information, which provides detailed information about processes in Linux.

A look at key considerations when setting up a multicluster service mesh using the popular service mesh platform Istio.

Visualize your AWS environment as isometric architecture diagrams. Snap together blocks for EC2s, ELBs, RDS and more. Connect your live AWS environment.

Little helper to run Rancher Lab's k3s in Docker

Blog posts about working on my first data warehouse

It's like a Let's Play, but for obscure software documentation. I tried to learn Nix, and it was pretty hard. I kept a diary of every command I tried, every wrong assumption that I made, and every realization that I had along the way.

In this tutorial, we feature some of the most commonly used kubectl commands for managing a Kubernetes (K8S) cluster in Linux.

Internet Systems Consortium's GitLab

Stork is a dashboard for BIND 9 and Kea DHCP. It is under active development, with monthly releases. The initial priority is to provide monitoring and troubleshooting support....

Never is a project started from 'just' the init. You have to take care of packages you use, CI tools...

I keep getting questions about how to start with Nix. I believe the way to go in 2022 is to start with Flakes, so in this post I'll describe just that. If you want to learn Nix from first principles instead, I recommend Nix Pills and nix.dev.

So I’m watching the excellent video Jake Hamilton "NixOS Flake tour" because I don't really...

So I’m watching the excellent video Jake Hamilton "NixOS Flake tour" because I don't really...

For a while now I’ve been wondering about Nix Flakes, what they are and how they are going to change how we use Nix.

In the video below, we show you how to install and configure the Kea DHCP server in Ubuntu or Debian

The switch from Puppeteer to Playwright is easy. But is it worth it? And how exactly does one migrate existing scripts from one tool to another? What are the required code-level changes, and what new features and approaches does the switch enable?