Static inventory files work until you have more than a handful of servers. Once VMs spin up and…
Config files are where most Ansible complexity lives. A static copy module works until you need different ports…
The first playbook that does one thing to all hosts is satisfying. The second you need different behavior…
Variables are what make Ansible playbooks reusable instead of disposable. Without them, you end up hardcoding hostnames, ports,…
Claude Code is Anthropic’s AI-powered CLI tool that reads your codebase, edits files, runs commands, and manages git…
The LAMP stack is still the default starting point for most PHP-based web applications. Ubuntu 26.04 LTS (Resolute…
Deploy and manage Redpanda on Kubernetes using the official Operator. Covers CRD-based cluster creation, declarative topic and user…
Step-by-step guide to deploying a 3-broker Redpanda cluster on Kubernetes with Helm. Covers TLS, SASL authentication, rack awareness,…
You have a shell on the target. It says lowpriv@target:~$ and you need it to say root@target:~#. That…
Graylog listens on port 9000 over plain HTTP by default. For anything beyond a lab, that’s not acceptable.…
Every Linux system has sudo. It’s the single binary standing between your unprivileged user account and full root…
Ubuntu 22.04 LTS still has security support until April 2027, but Noble Numbat (24.04) ships enough improvements to…
