Parottasalna Course Notes

📝 Parottasalna Blog

248 practical articles on backend engineering, system design, databases, Docker, Python, AI and DSA, explained simply.

5 articles tagged #Dockerfile · Clear filters

Development

Learning Notes #68 - Buildpacks and Dockerfile

What is an OCI ? Does Docker Create OCI Images? What is a Buildpack ? Overview of Buildpack Process Builder: The Image That Executes the Build Compon…

Feb 2, 2025 · 4 min read
Docker_Tasks

Tasks - Docker

Install Docker on your local machine. Verify the installation by running the hello-world container. Pull the nginx image from Docker Hub and run it a…

Aug 19, 2024 · 4 min read
DockerTips

Docker Directives - ARG Directive

The ARG directive in a Dockerfile is used to define variables that users can pass at build time to the builder with the docker build command. These v…

Jul 10, 2024 · 1 min read
Docker

Docker Directives - Env Directive

The ENV directive in a Dockerfile can be used to set environment variables. Environment variables are key-value pairs that provide information to app…

Jul 9, 2024 · 3 min read
DockerTips

COPY or ADD in DOCKERfile ?

While i was reading on the best practices of writing a Dockerfile, its mentioned that COPY is preferred than ADD. The COPY and ADD commands in Docker…

Jun 17, 2024 · 1 min read