Docker Installation on Ubuntu 20/22

# Install Docker on Ubuntu 22/24 🐳: A Beginner-Friendly Guide

Docker has become an essential tool for modern software development, making it easier to deploy applications seamlessly. This guide walks you through installing Docker on Ubuntu 22/24 step by step. Whether you’re a beginner or an experienced developer, this guide ensures you’re up and running in no time. Let’s dive in!

For non-member https://techwithpatil.com/blog/docker-ubuntu-setup

# Update existing packages 🔄

sudo apt update

# Install prerequisite packages for HTTPS access 🔒

sudo apt install apt-transport-https ca-certificates curl software-properties-common

# Add GPG key for the Docker repository 🔑

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

# Add Docker repository to APT sources ⬇️

echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

# Update package list for the repository addition to take effect 🔄

sudo apt update

# Check Docker candidate version ⚙️

apt-cache policy docker-ce

# Install Docker 🐳

sudo apt install docker-ce

# Check Docker status 🚀

sudo systemctl status docker

# Check Docker Version 📋

docker --version

# Check Docker compose version

docker compose version

# Run a Test Application 🧪

sudo docker run hello-world

✅ Done! Your Docker installation is complete. Let the journey begin!

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