Automation
4 tutorials and guides tagged Automation on IT Wonder Lab, with step-by-step examples and code you can run.
- Docker & Rancher Desktop Tutorials
Automate Rancher Desktop with rdctl: Settings, Snapshots and Profiles
Use rdctl, the Rancher Desktop command line, to start the app, change engine and Kubernetes, take snapshots, install extensions and create deployment profiles.
- DevOps Tutorials
Cron Expressions with Examples: crontab, Kubernetes CronJob, GitHub Actions and EventBridge
Learn to read and write cron expressions with examples, set up crontab safely with logs and locks, and reuse the syntax in Kubernetes, GitHub Actions and AWS.
- Ansible Tutorials
Install Ansible and Write Your First Playbook: Inventory, Modules and Roles
Install Ansible with pipx, define an inventory, run ad hoc commands, write an idempotent playbook with variables, handlers and templates, and organize it in a role.
- Operating Systems and Virtualization
Cron
Cron is the Unix scheduler that runs commands at fixed times, defined with five-field cron expressions in a crontab file, also used by Kubernetes and AWS.