Docker Containerization Tutorials

Getting Started with Docker

This tutorial will guide you through the fundamental concepts of Docker, including what containers are, why they are used, and how to set up your environment.

Understanding Containers vs. Virtual Machines
Installing Docker on your OS
Your first Docker image and container

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Building Your First Dockerfile

Learn how to create a custom Docker image by writing your own Dockerfile. This is essential for packaging your applications.

Key concepts covered:

                
                    FROM ubuntu:latest

                    RUN apt-get update && apt-get install -y nginx

                    COPY index.html /var/www/html/

                    EXPOSE 80

                    CMD ["nginx", "-g", "daemon off;"]

Instructions like FROM, RUN, COPY, EXPOSE, CMD
Best practices for efficient Dockerfiles
Building and tagging images

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Docker Compose for Multi-Container Applications

Manage applications composed of multiple containers (e.g., web server, database, cache) with ease using Docker Compose.

Defining services in a docker-compose.yml file
Networking between containers
Managing volumes and configurations

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Docker Networking Explained

Dive deep into Docker's networking capabilities, from default bridge networks to custom networks for more complex scenarios.

Understanding bridge, host, and none networks
Creating and managing custom networks
Linking containers and service discovery

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Best Practices and Advanced Topics

Elevate your Docker skills with advanced techniques and best practices for security, performance, and maintainability.

Optimizing image size
Security considerations
Docker security scanning
Orchestration with Kubernetes (introduction)

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