TOPIC / CATEGORY
Notes in DevOps & Infrastructure
10 articles
Use docker compose config Before Deploying
Render the Compose model before deployment to catch interpolation, merge, profile, and path surprises.
A Boring Release Checklist for Small Services
A compact preflight and verification checklist for deploying a small service without relying on memory.
A Small Backup Restore Drill
Turn a PostgreSQL backup file into evidence by restoring it into an isolated database and checking the result.
Docker Compose Healthchecks That Actually Help
Design a Docker healthcheck that tests useful readiness without turning a transient dependency problem into restart noise.
Docker Bind Mounts or Volumes? A Practical Choice
Choose between Docker bind mounts and named volumes by ownership, portability, backup needs, and failure modes.
GitHub Actions CI/CD: A Practical Guide
Learn how to build production-ready CI/CD pipelines with GitHub Actions through real-world examples, covering frontend/backend workflows, Docker builds, multi-platform releases, and automated issue management.
Docker Multi-Stage Builds: Optimizing Image Size
When building Docker images, one of the most common challenges developers face is keeping image sizes manageable. Large images lead to slower deployments,...
DevOps Tutorial for Beginners
DevOps is a set of practices that combines software development (Dev) and IT operations (Ops), aiming to shorten the development lifecycle and deliver...
Docker Restart Policies Without the Magic
Choose a Docker restart policy by understanding exits, manual stops, daemon restarts, and failure loops.
Docker Tutorial for Beginners: Getting Started
Docker has become an essential tool for developers and system administrators, simplifying the process of deploying applications in a consistent environment. If...