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Lab: Getting Started with Docker

Start from zero and learn Docker's core building blocks. You'll run pre-built containers, write a Dockerfile to package a Node.js app, build your own image, and see container immutability and isolation in action.

Launch the lab

{{< labspace-launch image="dockersamples/labspace-container-getting-started" >}}

What you'll learn

By the end of this Labspace, you will have completed the following:

  • Understand what containers are and how they differ from virtual machines
  • Run containers in the background, inspect their logs and filesystem, and manage their lifecycle
  • Write a Dockerfile to package an application, using layer caching for fast rebuilds
  • Build a custom image with docker build and run it as a container
  • Optionally publish your image to Docker Hub

Modules

# Module Description
1 Welcome to Docker Introduction to containers and running your first hello-world container
2 Running Containers Launch Nginx, inspect logs and internals, and manage the container lifecycle
3 Building Your First Image Write a Dockerfile and build a custom image from a Node.js app
4 Running Your App Run your image, explore container isolation, and optionally push to Docker Hub
5 Wrap-up Summary of key concepts and next steps