Docker

Installing Docker On Ubuntu

For installing docker use these following commands

update packages

sudo apt update 

Install Prerequisites

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

Add Docker GPG Key

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

Set Up the Stable Docker Repository

echo "deb [arch=amd64 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

Install Docker Engine

sudo apt update
sudo apt install -y docker-ce docker-ce-cli containerd.io

Add Your User to the docker

sudo usermod -aG docker $USER

Verify Docker Installation

docker --version

Test Docker with a Hello World Container

docker run hello-world