Cloud
Browse all articles, tutorials, and guides about Cloud
Guides
Introduction to Docker
Beginner-friendly Docker guide covering containers, images, Dockerfiles, volumes, networking, Compose, and production best practices in 10 chapters.
Introduction to Terraform
Learn how to manage infrastructure as code with Terraform, from basic concepts to production-ready configurations
Networking Fundamentals for Developers
A comprehensive guide to computer networking concepts, from basic protocols to advanced cloud networking and automation.
Posts
When One Data Center Room Got Hot: AWS US-EAST-1, Coinbase, and the DR Drill That Was Not
On May 7, 2026, cooling failed in a single hall of one US-EAST-1 data center. Coinbase, FanDuel, and CME Group went down for hours, and Coinbase publicly confirmed their backup systems did not work as expected. Here is what happened, the multi-AZ checklist that would have caught it, and the AWS Fault Injection Simulator commands to run the drill before the next thermal event.
CLI vs MCP: When to Use Each for AI-Powered DevOps
CLI tools and MCP servers both let AI agents interact with your infrastructure, but they solve different problems. Here is when to reach for each one and why the answer is usually both.
Coolify: Self-Hosted PaaS on DigitalOcean - Deploy Apps Without Vendor Lock-In
Set up Coolify on a DigitalOcean droplet and get your own Vercel-like platform for deploying Next.js apps, databases, and more - with auto SSL, GitHub auto-deploy, and no per-seat pricing.
Heroku is Shutting Down: Top Alternatives for Your Apps in 2026
Heroku has announced it is transitioning to a sustaining model with no new features. Here are the best alternatives to migrate your applications.
How to Set Up AWS Cost Explorer and Budgets for Teams
Learn how to set up AWS Cost Explorer and Budgets to track cloud spending, prevent cost overruns, and keep your team informed about AWS expenses.
How We Reduced Our AWS Bill by 73% While Actually Improving Performance
The counterintuitive strategies we used to slash cloud costs while actually improving application performance.
Terraform Infrastructure as Code Best Practices
Terraform best practices for writing scalable, maintainable infrastructure as code - covering directory structure, state management, modules, and security.