#Devops
11 articles tagged "devops".
Understanding File Permissions in Linux (chmod, chown Explained)
How Linux's read/write/execute permission model actually works, what chmod's numeric codes mean, and when to reach for chown instead.
Git Hooks Explained: Automate Your Workflow
How Git hooks work, the most useful ones to set up, and why teams reach for Husky instead of raw hooks for anything shared across a repo.
Docker Compose for Local Development Environments
Using docker-compose.yml to spin up a full local stack — app, database, cache — with one command, and the patterns that make it actually pleasant to work with.
Kubernetes ConfigMaps and Secrets: A Practical Guide
How to externalize configuration and sensitive values from your container images using ConfigMaps and Secrets — and why Secrets alone aren't actually encryption.
CI/CD Pipelines Explained: From Commit to Production
What continuous integration and continuous deployment actually mean, how a typical pipeline is structured, and where teams commonly get the split wrong.
Infrastructure as Code: Why Terraform Won
What Infrastructure as Code actually solves, and why Terraform became the default choice over cloud-specific tools like CloudFormation.
AWS vs. Azure vs. GCP: Choosing the Right Cloud for Your Project
A practical comparison of the three major cloud providers — where each genuinely differentiates, and the factors that should actually drive the decision.
Understanding Cloud Cost Optimization Basics
Practical, high-leverage ways to reduce cloud spend — right-sizing, reserved capacity, storage tiers, and the monitoring habits that catch waste before it compounds.
Docker Multi-Stage Builds: A Step-by-Step Tutorial
Learn how to shrink Docker images and speed up builds using multi-stage builds, with a complete Node.js example.
Git Rebase vs. Merge: When to Actually Use Each
A clear, practical guide to choosing between git rebase and git merge — no dogma, just tradeoffs and real workflows.
How to Debug CrashLoopBackOff in Kubernetes
A systematic approach to diagnosing and fixing CrashLoopBackOff errors in Kubernetes pods.