Are Docker’s labs outdated, or am I missing a setup requirement?
I run Docker inside a Linux VM on a Proxmox homelab and have been using it to experiment with containers. My main goal is to become more comfortable…
containerization
What’s a good project for learning Docker and microservices?
I'm trying to learn Docker, Docker Compose, and Docker Swarm through a practical project. I'd like to build an application from several cooperating services, then containerize the entire…
What’s a good project for learning Docker and microservices?
I'm learning Docker, Docker Compose, and Docker Swarm and would like to build a practical application while learning. I'm looking for project ideas that can be split into…
Can I develop a production app without Docker and containerize it later?
I'm building my first production SaaS application with a Turborepo monorepo and Next.js. I've been assuming that the frontend, backend, and database should all be containerized, and that…
Is AWS Lambda Replacing EC2 for More Workloads?
Over the past few years, have organizations—especially smaller and mid-sized teams—been moving more of their application workloads from EC2 instances to Lambda? Lambda seems attractive because it removes…
Should I Develop Without Docker and Containerize Before Launch?
I'm building my first production SaaS application with a Turborepo monorepo and Next.js. I've heard that the frontend, backend, and database should all be containerized, ideally before development…
How can I make a Dockerized application production-ready without Kubernetes?
I'm trying to understand what's involved in deploying a Dockerized application reliably in production without using Kubernetes. For example, if I were deploying Vaultwarden as a systems administrator,…
What’s the best way to learn Kubernetes and Helm from scratch?
I recently started a DevOps-related role and need to learn Kubernetes, Helm, and the surrounding concepts. There are so many topics and resources that I'm unsure what to…
Should I Use Docker During Development, Deployment, or Both?
I'm an informatics engineering student working on several projects independently, and I'm trying to understand where Docker fits into the workflow. Should I start using it while developing…
How Much Linux Do I Need to Know Before Learning Docker?
I want to start learning Docker, but I have very little Linux experience. Will that make Docker significantly harder to learn, or can I get started while learning…
How Much Linux Do I Need to Know Before Learning Docker?
I want to start learning Docker, but I have very little experience with Linux. Will that make learning Docker significantly harder? Should I learn Linux fundamentals first, or…
What are some free ways to practice Docker, Kubernetes, and Terraform?
I recently encountered an interview exercise involving container-related logs and being asked to infer or recreate the Docker Compose configuration behind them. It made me realize that although…
Should I Use Docker or k3s to Host 40+ React Apps on One Server?
I'm a beginner planning to run more than 40 separate React applications on one cloud server. Each app is independent and needs its own isolated deployment environment, although…
Is Docker worth using for a small web project?
I'm trying to figure out when Docker becomes useful for a small web application. If the project is just one backend API and a PostgreSQL database, would you…
Synology Package vs. Docker Container: Which Is Better for Jellyfin?
I'm new to running services on a Synology NAS and I'm trying to understand the practical difference between installing Jellyfin as a native Synology package versus running it…
What are the best beginner-friendly resources for learning Docker in 2026?
I'm starting to learn Docker and would appreciate recommendations for beginner-friendly resources. YouTube series, books, courses, official documentation, learning roadmaps, or small hands-on projects are all welcome. I'm…
What are the best structured online courses for learning Docker properly?
I've used Docker casually at work, but I'd like to build a stronger understanding of how it works and learn recommended practices. I'm mainly looking for structured online…
Should I use Docker Compose or k3s to run 40+ React apps on one server?
I'm planning to run more than 40 React applications on a single reasonably powerful server. Each app needs its own isolated runtime and deployment lifecycle, so combining everything…
How closely should development and production Docker environments match?
I'm building a todo app with Rust, Vue, and Docker Compose, and I'm trying to decide how much to separate the development and production setups. I was considering…
What should we prioritize when introducing DevOps practices and containerization?
I was hired to help establish a DevOps function and guide several teams toward more reliable development and delivery practices. I have almost two years of hands-on DevOps…