Self-Hosting

How to run your own servers, Docker stacks, and self-hosted services without losing weekends to config files.

Monitor Linux servers: Prometheus and Grafana

Set up Prometheus, node_exporter, and Grafana to monitor 10+ Linux servers from a single Raspberry Pi 4. Scrape config, PromQL, and dashboards.

Zig 1.0 tutorial: build a systems programming project without C

Build a real systems project in Zig: comptime, error unions, defer, and one-command cross-compilation with zig build-exe and a static musl binary.

Deploy Ceph with cephadm: 3-node, 12 OSD storage cluster

Deploy a self-healing Ceph cluster across three Linux nodes with cephadm: architecture, hardware planning, OSD provisioning, RBD, and CephFS.

Best budget 4K monitors for Linux development in 2026

Best budget 4K monitors for Linux development, tested: Dell S2722QC ($330), LG 27UL500-W ($250), ASUS ProArt PA279CRV ($420), all at 150% Wayland scaling.

Linux hardening in 30 minutes: Lynis score 55 to 84

Harden a Linux server in 30 minutes: SSH Ed25519 keys, nftables firewall, security updates, auditd logging, faillock. Jump Lynis scores from 55 to 84.

Custom Linux ISOs with Live Build or Cubic: scripted or GUI

Build personalized Linux live USB images with your own packages, using scripted live-build for CI or Cubic's GUI for quick Ubuntu and Debian tweaks.