---
title: "Dockerfiles for absolute beginners"
url: https://daily.dev/posts/dockerfiles-for-absolute-beginners-a3me3vvmi
source_url: https://www.youtube.com/watch?v=uPHLMlqNoEA
type: video:youtube
source: "Fly.io"
published: 2025-01-30T20:21:10.384Z
updated: 2025-01-30T20:21:26.241Z
tags: ["cloud", "devops", "docker", "containers"]
reading_time: 4
upvotes: 257
comments: 1
language: en
---

> ## Documentation Index
> Fetch the complete documentation index at: https://daily.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# Dockerfiles for absolute beginners

**[Fly.io](https://daily.dev/sources/flydotio)** · 4 min read · 257 upvotes · 1 comments

## Summary

Containerized apps are common, but Dockerfile complexity can intimidate newcomers. This guide breaks down Dockerfile basics, including instructions, layers, and multi-stage builds. You can generate Dockerfiles using tools like fly.io and npm packages to simplify the process.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://www.youtube.com/watch?v=uPHLMlqNoEA>

## Community discussion

Top comments from developers on daily.dev.

**@jadzix** · 0 upvotes

> Very clear introduction to the basics. Much appreciated!

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---

Tags: [#cloud](https://daily.dev/tags/cloud), [#devops](https://daily.dev/tags/devops), [#docker](https://daily.dev/tags/docker), [#containers](https://daily.dev/tags/containers)

[View this post on daily.dev](https://daily.dev/posts/dockerfiles-for-absolute-beginners-a3me3vvmi)