Tag: automation

You're paying $20/month to Zapier for two HTTP requests. n8n and Node-RED replace it for free: Docker setup, real workflows, and a head-to-head comparison.

Write bash scripts that don't silently fail, set -euo pipefail, error handling, input validation, and logging patterns for production scripts.

Stop copy-pasting Ansible tasks across playbooks, use include_tasks, import_tasks, and roles to keep your automation DRY and maintainable.

Ansible configures servers; Terraform provisions infrastructure, learn when to use each, how they overlap, and why you probably need both.

Automate a full WordPress stack deployment, Docker, nginx, and MySQL, using Ansible playbooks instead of clicking through wizards.

Ansible, Puppet, Salt, and Chef all do configuration management, but they're very different. Pick the right one before you commit.

Speed up Ansible playbooks with pipelining, forks, fact caching, and async tasks, stop watching the spinning wheel on every play.

Automate Docker container deployment with shell scripts, cron, and Ansible, stop SSHing in and restarting things by hand.

Bulk rename files from bash: strip spaces and special characters with loops, parameter expansion, rename, and perl patterns. Test before you touch anything.

Master bash for loops, while loops, and seq for sequential counting, iterate over files, ranges, and arrays without losing your mind.