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Linux Tips

A blog by Blogger in CodeName Blogs

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LHB Linux Digest #25.36: 2 New Courses - Terraform (FREE) and Kubernetes, Disk Space Management and More

by: Abhishek Prakash Fri, 28 Nov 2025 18:54:18 +0530 Happy Thanksgiving. To celebrate the occassion, I am announcing a new course on that teaches you Infrastructure as Code with Terraform. This course is contributed by Akhilesh who is also the creator behind the Living DevOps platform. The Terraform course is free for all LHB members. Learn Infrastructure as Code with TerraformLearn Terraform from scratch with a Linux-first approach. Master Infrastructure as Code concepts, modules, state, best

Mastering Kubernetes as a Beginner

by: Mead Naji Fri, 28 Nov 2025 16:44:47 +0530 Learn Kubernetes the way it should be learned, with real understanding, not just commands. This course takes you from absolute basics to the internal working of a Kubernetes cluster, step by step, with hands-on demos and practical explanations. No copy-paste YAML tutorials. You get real Kubernetes knowledge that sticks. 🧑‍🎓 Who is this course for? This course is ideal for any beginner: Developers moving into DevOps or Cloud Sysadmins transitioning t

Chapter 5: Resources, Data Sources, and Dependencies

by: Akhilesh Mishra Fri, 28 Nov 2025 15:42:59 +0530 Think of Terraform as a construction manager. Resources are the buildings you construct. Data sources are the surveys you conduct before building. Dependencies are the order in which construction must happen. You can’t build the roof before the walls, right? Resources: The Heart of Everything If Terraform were a programming language, resources would be the objects. They’re things you create, modify, and delete. Every piece of infrastructure —

Chapter 4: Terraform State and Providers

by: Akhilesh Mishra Fri, 28 Nov 2025 15:39:09 +0530 How does Terraform remember what it created? How does it connect to AWS or Azure? Two concepts answer these questions: State (Terraform’s memory) and Providers (Terraform’s translators). Without state and providers, Terraform would be useless. Let’s understand them. What is Terraform State? State is Terraform’s memory. After terraform apply, it stores what it created in terraform.tfstate. Run this example: resource "local_file" "example" { co

Chapter 3: Terraform Variables and Locals

by: Akhilesh Mishra Fri, 28 Nov 2025 15:35:51 +0530 Basic Variable Types Terraform has three basic types: string, number, and bool. variable "name" { type = string description = "User name" default = "World" } variable "counts" { type = number default = 5 } variable "enabled" { type = bool default = true } Use them: resource "local_file" "example" { content = "Hello, ${var.name}! Count: ${var.counts}, Enabled: ${var.enabled}" filename = "output.txt" } 🚧You cannot use reserved words like count

Chapter 2: Getting Started - Your First Steps

by: Akhilesh Mishra Fri, 28 Nov 2025 15:34:33 +0530 Step 1: Install Terraform For macOS users: brew install terraform For Windows users: Download from the official Terraform website and add it to your PATH. For Linux users: wget https://releases.hashicorp.com/terraform/1.12.0/terraform_1.12.0_linux_amd64.zip unzip terraform_1.12.0_linux_amd64.zip sudo mv terraform /usr/local/bin/ Step 2: Verify Installation terraform version You should see something like: Terraform v1.12.0 Step 3: Create Your

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