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Read my latest blog posts

Terraform State Files: The Good, The Bad, and The Ugly January 15, 2025

State files are Terraform's memory. Mess them up and you're in for a bad time. Here's how to manage them properly without shooting yourself in the foot.

AWS VPC Networking: Subnets, Route Tables, and Internet Gateways Demystified December 3, 2024

Building a VPC from scratch teaches you more about networking than any tutorial. Here's what actually matters when setting up your AWS network.

TCP Three-Way Handshake: What Really Happens Under the Hood November 8, 2024

A deep dive into how TCP establishes connections, what SYN/ACK packets actually do, and why this matters for building reliable network applications.

Linux Process Management: ps, top, and kill Aren't Enough October 17, 2024

Managing processes in Linux goes way beyond kill -9. Here's what's actually happening when you start, stop, and monitor processes.

DNS Resolution: From URL to IP Address in Milliseconds September 22, 2024

Ever wondered what happens between typing a URL and your browser loading the page? Let's trace the entire DNS resolution process step by step.