Programming Ruby 04 -- Objects, Messaging, and Basic Types @tutoriaLinux

Uploaded October 2014 | Updated September 2026, 2 weeks ago

Ruby is a nice language for learning the concept of Object-Orientation. This video covers the very basics, focusing on messaging between objects (and calling object methods).

Programming Ruby 04 Objects, Messaging, and Basic Types

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$Configuration Management With Ansible: A Whirlwind Tour A crash course on deployment and configuration management with Ansible. This video acts as a basic Ansible tutorial (a general introduction to Ansible for beginners). Anyone using Linux for System Administration, DevOps, or Development should be familiar with this tool. Why choose Ansible vs Chef or Puppet? -easiest to get started with -no agents, no client/server -done over SSH -Ansible can scale to thousands of hosts -Ansible uses Python, yay! Code snippets on Github: https://github.com/groovemonkey/tutorialinux/tree/master/ansible_basics ######################## Ansible in 10 minutes -we are not covering everything, just the stuff I think is most important -these are the things youll be doing with Ansible MOST of the time ### Super-simple ansible tutorial: apt-get install ansible We want to set up a new machine # prep the machine add sshkey (or install sshpass and use ask-pass) install python, python-apt -install zsh tmux -SSH config file (templating) ansible-playbook -i hosts site.yml # Ansible Development Workflow: -write some stuff -run some stuff -check if everything actually worked -fix bugs, run again -repeat ################# A larger Ansible project mkdir -p basics/{group_vars,roles}/ touch group_vars/all touch site.yml mkdir -p roles/common/{files,handlers,tasks,templates} touch /roles/common/{handlers,tasks}/main.yml tree . Step-by-step project-based Linux course for beginners: https://www.udemy.com/course/hands-on-linux-self-hosted-wordpress-for-linux-beginners/?referralCode=19C0A7DEE2FD53C9C09D Free Linux Sysadmin Course Playlist: https://www.youtube.com/playlist?list=PLtK75qxsQaMLZSo7KL-PmiRarU7hrpnwK DigitalOcean referral link: https://m.do.co/c/0380a1db56a6 Patreon: https://www.patreon.com/tutorialinux Official Site & e-mail list: https://tutorialinux.com/ Twitter: https://twitter.com/tutorialinux Facebook: https://www.facebook.com/tutorialinux Podcast: http://kernelpanicpodcast.com$

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