Linux Symbolic Links: ln -s, Absolute Paths, Broken Links and Web Deploys
Create Linux symbolic links with ln -s: syntax, ls -l, web deploy current/release pattern, find broken links, hard…
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How to Install Docker Compose on Linux (Compose v2 Plugin)
Install Docker Compose v2 on Linux as a docker compose plugin, write compose.yaml, docker compose up -d, logs,…
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How to Install and Use Git on Linux (Clone, Commit, Push and SSH Keys)
Install Git on Linux, configure user.name, clone repositories, branch, commit, push to GitHub/GitLab with SSH keys, and fix…
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Terraform vs Ansible: What Is the Difference (and Do You Need Both)?
Terraform vs Ansible explained: provision cloud infra with state vs configure servers over SSH, when to use each,…
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Centralise Linux Logs with systemd-journal-remote (Forward and Collect)
Forward systemd journal logs to a central collector with systemd-journal-upload and systemd-journal-remote, secure with HTTPS, and search with…
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Ansible Roles Tutorial: Structure, Templates and Reuse
Organise Ansible playbooks into reusable roles: directory layout, tasks, templates, handlers, defaults, testing and requirements.yml.
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Restic Encrypted Backups on Linux: Repository, Retention and systemd Timer
Set up restic for encrypted, deduplicated Linux backups: init, first backup, excludes, retention, systemd timer and restore drills.
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ViciDial Docker Deployment: Architecture and Container Build Guide
How to split a ViciDial stack across Docker containers: the web frontend, Asterisk, and MySQL images, the architecture…
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Ansible Vault: Encrypting Secrets in Playbooks (Complete Guide)
Encrypt secrets in Ansible with Vault: create and edit vault files, encrypt single variables inline, and run playbooks…
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OpenTelemetry Basics: Distributed Tracing for Linux Services (Complete Guide)
Set up OpenTelemetry for distributed tracing: instrument a service, run the Collector, and send traces to Jaeger alongside…
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