@harikadevulapally

Docker - Day5

Jul 25, 2025 · 4 min read · Welcome to Day 5 of Docker series! So far, we’ve learned how to build, run, and network Docker containers. But what happens when your container needs to persist data? In today’s blog, we’ll dive into: Why we need volumes Types of Docker volumes Ho...

Docker - Day4

Jul 24, 2025 · 5 min read · When working with Docker, running a single container is simple. But real-world applications usually consist of multiple services like: A web frontend An API service A database backend A caching layer All of these need to communicate with each o...

Docker - Day3

Jul 23, 2025 · 4 min read · In Day 2, Created a simple Flask application with just one component — the web app. For that reason, we used: docker run -p 5000:5000 flask-docker-app This worked well because: There was only one service No database, cache, or external dependencie...

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Docker - Day2

Jul 22, 2025 · 4 min read · Welcome to Day2 of our Docker blog series! Yesterday, we explored why Docker exists and how it solves problems in traditional software deployment. Today, we’ll dive into one of Docker’s core components — the Dockerfile. What is a Dockerfile? A Docker...

MMayank commented

Docker - Day1

Jul 21, 2025 · 4 min read · Welcome to Day 1 of this 5-day Docker series! Today, we’ll explore why Docker exists, the problems it solves, Docker architecture and how to build your first Docker image with a simple app. The Problem with the Traditional Way Before Docker, we had 3...