Command-Line

Learn how to use sed with ANSI-C quoting on OSX to insert text into specific lines of files, simplifying automated text editing tasks.

Learn how to address and prevent dpkg frontend lock errors in Linux, ensuring smooth package management and system stability through best practices and troubleshooting tips.

Mastering Infrastructure Automation with Ansible-Console

How to pass or override an Ansible Playbook variable from the command line in plaintext, JSON, or YAML. It is very useful to combine some script, automation, or shell variables. For example, the fruit variable is defined as "banana" and changed to "apple" or "raspberry".

Learn how to seamlessly upgrade your Fedora system using the DNF System Plugin, ensuring you stay updated with the latest features, improvements, and security patches.

How to avoid the SSH Host Key checking at the beginning of every Ansible execution in our laboratory, CI/CD pipeline, or cloud computing provider.

Learn how to GPG-sign an Ansible project using the ansible-sign command line tool. Watch a live demo by Luca Berton and transform your project from non-signed to securely signed.

How to sign an Ansible project using GPG and ansible-sign command line utility.

How to use the ping module, execute a command and retrieve the Ansible Facts from a target node via the ansible command line.

Three options to safely limit Ansible Playbook execution to a single machine using runtime parameters, playbook code, and variables.