Using Command Prompt Instructions Effectively

When you run a shell script, you have two primary options:

./ This command runs the script in a new shell. Any variables set or changed in the script do not affect the parent shell.
source This command runs the script in the current shell (no new shell is created). Any variables set or changed in the script affect the parent shell.

DevOps Programming

Setting Up a Ruby on Rails Project on Vagrant

This guide provides step-by-step instructions for setting up a Ruby on Rails project on a Vagrant machine. It includes Vagrant configuration, package updates, RVM and Ruby installation, setting up Node.js, Git initialization, Heroku deployment, and integrating Bootstrap with Rails. The guide is designed to help IT professionals understand the setup process, with detailed explanations of each command used.

DevOps Tools

Guide to Setting Up and Configuring Squid Proxy Server

In this guide, we walk through the process of setting up and configuring a Squid proxy server on an Ubuntu machine. We cover updating and upgrading the system, installing Squid and network tools, managing the Squid service, verifying its network listening, modifying the configuration, and testing the setup on a VirtualBox VM. Each command is explained in detail to help you understand its purpose and functionality.

AI DevOps Tools

Working with Kubernetes and EKS

In this guide, we have covered basic Kubernetes commands for managing deployments, updating images, rolling back deployments, and viewing resources. We also explored how to configure an EKS cluster and set up Role-Based Access Control (RBAC) to secure your cluster. By understanding these concepts and commands, you will be well-equipped to manage and maintain Kubernetes clusters in a production environment.