https://dileepkumar.dev/tags/fundamentals/ Recent content in fundamentals on Dileep Kumar https://dileepkumar.dev/papermod-cover.png https://dileepkumar.dev/papermod-cover.png Hugo -- gohugo.io en Tue, 14 Jan 2025 00:00:00 +0530 https://dileepkumar.dev/post/docker-images-and-containers-complete-guide/ Tue, 14 Jan 2025 00:00:00 +0530 https://dileepkumar.dev/post/docker-images-and-containers-complete-guide/ Introduction Welcome to the world of Docker! This comprehensive guide is your first step into containerization. We will explore the absolute fundamentals: Dockerfiles, Images, and Containers. Understanding these three core components is the key to mastering Docker. By the end of this guide, you will not only have built and run your first containerized application but also grasped the “why” behind each step. We’ll build a simple Python Flask web application from scratch, package it into a portable Docker image, and run it as an isolated container on your local machine.