Docker for Developers: Essential Commands in One Cheatsheet

16 days ago

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Docker is a must-have tool for developers, ensuring consistent code execution across different environments.
Images are templates containing your app and its dependencies. Commands include listing, pulling, removing, and inspecting images.
Containers are running instances of images. Commands cover running, listing, starting/stopping, removing, and interacting with containers.
Building images with Dockerfile involves commands like `docker build` with flags for tagging and caching.
Docker Compose manages multi-container setups with commands for running, stopping, logging, and interacting with services.
Networks and volumes facilitate container communication and data persistence, with commands for creation, inspection, and removal.
Best practices include using `.dockerignore`, optimizing Dockerfile layers, multi-stage builds, avoiding root, and regular cleanup.
The article provides a practical cheatsheet of Docker commands for efficient containerization.

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