Docker is a powerful platform that enables developers and IT teams to build, ship, and run applications seamlessly using containerization.
Containers are lightweight, portable, and consistent across various environments, making Docker a cornerstone of modern DevOps practices.
By isolating applications and their dependencies, Docker eliminates compatibility issues, streamlines deployment processes, and enhances scalability,
which are critical for efficient software development and delivery.
For aspiring DevOps engineers, mastering Docker is essential, as it is one of the most in-demand tools in the industry, often forming the foundation of CI/CD pipelines
and cloud-native applications.
With guidance from an experienced tutor, the learning process becomes more structured and efficient, helping you gain hands-on expertise, build confidence, and accelerate your journey to landing a rewarding job in the competitive DevOps field.
Chapter 1: Introduction to Containerization
- Lesson 1: What is Containerization?
- Lesson 2: Benefits of Containerization in DevOps
- Lesson 3: Overview of Container Tools (Docker, Podman, Kubernetes, etc.)
- Lesson 4: Comparing Docker with Other Container Tools
Chapter 2: Introduction to Docker
- Lesson 1: What is Docker and Why Use It?
- Lesson 2: History and Evolution of Docker
- Lesson 3: Key Features of Docker
- Lesson 4: Docker in the DevOps Workflow
Chapter 3: Setting Up Docker
- Lesson 1: Installing Docker on Various Platforms (Windows, macOS, Linux)
- Lesson 2: Configuring Docker for the First Time
- Lesson 3: Setting Up Docker in an IDE (e.g., Visual Studio Code, IntelliJ)
- Lesson 4: Exploring Docker Desktop
- Lesson 5: Installing Docker Toolbox
Chapter 4: Docker Basics
- Lesson 1: Understanding Images and Containers
- Lesson 2: The Docker Architecture (Client, Daemon, and Registry)
- Lesson 3: Pulling and Running Docker Images
- Lesson 4: Container Lifecycle: Start, Stop, and Remove
- Lesson 5: Understanding the Docker CLI
- Lesson 6: Managing Docker Layers
- Lesson 7: Docker Container & Host Interaction
Chapter 5: Managing Docker Images
- Lesson 1: Building Docker Images from a Dockerfile
- Lesson 2: Optimizing Docker Images (Layers, Multi-Stage Builds)
- Lesson 3: Tagging and Versioning Docker Images
- Lesson 4: Pushing Images to Docker Hub and Other Registries
- Lesson 5: Scanning Images for Vulnerabilities
- Lesson 6: Public and Private Repositories
Chapter 6: Working with Docker Containers
- Lesson 1: Running Containers with Environment Variables
- Lesson 2: Managing Data with Volumes
- Lesson 3: Networking in Docker: Bridge, Host, and Overlay Networks
- Lesson 4: Inspecting and Logging Docker Containers
- Lesson 5: Using Docker Exec for Interactive Container Sessions
- Lesson 6: Linking Containers
- Lesson 7: Configuring Containers and Shells
Chapter 7: Advanced Docker Features
- Lesson 1: Docker Compose: Defining Multi-Container Applications
- Lesson 2: Docker Swarm: Built-In Container Orchestration
- Lesson 3: Using Docker Secrets for Secure Data Management
- Lesson 4: Setting Up Health Checks for Containers
- Lesson 5: Resource Limits: CPU, Memory, and Storage
- Lesson 6: Managing Ports in Docker
- Lesson 7: Setting Up Web Servers (e.g., NGINX, Apache)
Chapter 8: Docker Networking
- Lesson 1: Introduction to Docker Networking
- Lesson 2: Creating and Managing Custom Networks
- Lesson 3: Linking Containers Across Networks
- Lesson 4: Exposing and Mapping Ports in Docker
- Lesson 5: DNS Resolution in Docker
Chapter 9: Security in Docker
- Lesson 1: Best Practices for Securing Docker Containers
- Lesson 2: Managing Permissions and User Accounts in Containers
- Lesson 3: Running Containers with Non-Root Users
- Lesson 4: Using Docker Content Trust (DCT)
- Lesson 5: Scanning and Fixing Vulnerabilities
Chapter 10: Docker in DevOps Workflows
- Lesson 1: Continuous Integration/Continuous Deployment (CI/CD) with Docker
- Lesson 2: Integrating Docker with Jenkins, GitHub Actions, and GitLab CI
- Lesson 3: Docker as a Build Environment for Applications
- Lesson 4: Dockerized Testing Environments
- Lesson 5: Deploying Applications with Docker Compose and Swarm
- Lesson 6: Docker in Cloud Environments
Chapter 11: Troubleshooting Docker
- Lesson 1: Understanding Docker Logs
- Lesson 2: Common Docker Errors and How to Fix Them
- Lesson 3: Using Docker Inspect for Debugging
- Lesson 4: Recovering and Restarting Stuck Containers
- Lesson 5: Cleaning Up Unused Images, Containers, and Volumes
- Lesson 6: Configuring Docker for Debugging
Chapter 12: Exploring New Features in Docker
- Lesson 1: Overview of Docker's Release Cycle
- Lesson 2: Recent Updates and Features in Docker
- Lesson 3: Experimental Features and How to Use Them
- Lesson 4: Staying Updated with Docker’s Ecosystem
- Lesson 5: Generative AI Integration with Docker
Chapter 13: Real-World Applications of Docker
- Lesson 1: Docker in Microservices Architectures
- Lesson 2: Using Docker for Development and Testing
- Lesson 3: Docker in Production Environments
- Lesson 4: Case Studies | How Companies Leverage Docker
- Lesson 5: Best Practices in Dockerized Workflows
Chapter 14: Beyond Docker | Container Ecosystem
- Lesson 1: Introduction to Kubernetes and Orchestration
- Lesson 2: Comparing Docker Swarm and Kubernetes
- Lesson 3: Exploring Docker Alternatives (e.g., Podman, CRI-O)
- Lesson 4: Transitioning from Docker to Kubernetes
Chapter 15: Docker and Kubernetes Architecture
- Lesson 1: Docker’s Role in Kubernetes
- Lesson 2: Kubernetes Networking with Docker
- Lesson 3: Docker Images in Kubernetes Pods
- Lesson 4: Docker Commands in Kubernetes Workflows
- Lesson 5: Case Study | Kubernetes with Docker Swarm Integration
Chapter 16: Docker and Database Setups
- Lesson 1: Setting Up MySQL in Docker
- Lesson 2: Running MongoDB Containers
- Lesson 3: Dockerizing PostgreSQL Applications
- Lesson 4: Working with MariaDB Containers
- Lesson 5: Managing Redis Instances with Docker
Chapter 17: Setting Up Applications with Docker
- Lesson 1: Dockerizing Node.js Applications
- Lesson 2: Running Python Apps in Docker
- Lesson 3: Deploying Java Applications in Docker Containers
- Lesson 4: Hosting ASP.NET Applications in Docker
- Lesson 5: Configuring Go and Rust Applications in Docker
Chapter 18: Docker Hosting and Cloud Integration
- Lesson 1: Hosting Applications with Docker in AWS
- Lesson 2: Using Docker with Azure Cloud Services
- Lesson 3: Docker and Google Cloud Platform (GCP)
- Lesson 4: Docker Build Cloud: Automated Builds
- Lesson 5: Setting Up Portainer for Docker Management
Chapter 19: Monitoring and Logging in Docker
- Lesson 1: Configuring Docker Logs for Analysis
- Lesson 2: Setting Up Monitoring with Grafana
- Lesson 3: Integrating Docker with ELK Stack
- Lesson 4: Metrics and Alerts for Docker Applications
- Lesson 5: Troubleshooting Using Logs
Chapter 20: Advanced Settings in Docker
- Lesson 1: Using Alpine and BusyBox for Minimal Containers
- Lesson 2: Configuring Traefik as a Reverse Proxy
- Lesson 3: Setting Up Plex and Nextcloud in Docker
- Lesson 4: Customizing Docker for Specific Applications
- Lesson 5: Docker’s Role in Hybrid Cloud Scenarios