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Showing posts from August, 2025

RUNNING A PROGRAM USING DOCKER AND COMPOSE

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                                                  From Code to Container: Running a Program Using Docker and Compose  By Ayushi Singh - August 31, 2025 ABOUT DOCKERS A Docker build is kind of like telling Docker how to make your app into something that can run anywhere — like packing it all into a neat little box. You give Docker your code, maybe some files it needs, and a list of instructions (in a file called a Dockerfile ). Then Docker follows those steps — like installing stuff or compiling your code — and builds an image, which is like a ready-to-go version of your app. You can then run this image on any computer that has Docker, and it’ll work the same way every time.It’s a super handy way to avoid the “it works on my machine” problem and keep things nice and portable. PURPOSE OF THIS PROJECT When we think of Docker, we usually imagine modern web apps,...

BUILDING DOCKER IMAGES

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  Building Docker Images 1.About Docker Images In the world of modern software development, Docker has become a powerful tool for packaging, deploying, and running applications in lightweight, portable containers. It allows developers to bundle an application along with all its dependencies into a single unit called a container, ensuring that it runs smoothly on any system—whether it’s a local machine, test server, or cloud platform. Docker can automatically build images by reading a set of instructions written in a file called a Dockerfile. This automation not only simplifies the deployment process but also ensures consistency across different environments. Interestingly, Docker originated from a platform-as-a-service company called Dotcloud in 2013. What began as an internal tool eventually evolved into a revolutionary open-source technology. Today, almost every major company uses Docker as a part of their...