Blog — Notes on building systems that hold up

• How to Use Claude Code the Right Way (+ 5 MCP Connectors) — A practical Claude Code guide: CLAUDE.md, plan mode, verification and context habits, plus how to install Playwright, Grafana, GitHub,…
• Agentic AI Observability with OpenTelemetry: Seeing Inside the Black Box — Has anyone played around with OpenLLMetry - the open source SDK that builts on top of OpenTelemetry?
• Meet Floci: The AWS Emulator That Actually Respects Your Time — Floci is not a prototype. With 26 services, 1,873 automated compatibility tests, real Docker-backed Lambda and RDS execution, IAM and…
• Your AI Is a Hoarder. Quantization Is the Intervention. — On why trillion-parameter models need a strict diet, and how we trick them into going on one.
• Understanding B-Trees and Database Indexes — B-Trees are a fundamental data structure behind database indexes
• Multiprocessing vs Multithreading in Python — When your Python program feels slow, the first instinct is often: “Can I make it run in parallel?” That’s where multithreading and…
• Achieving High Scalability: What It Means and How to Do It — “Business growth is never by mere chance; it is the result of forces working together.” – James Cash Penney, founder of J.C. Penney
• Design A Rate Limiter :: Part One — Rate limiter is used to control the rate of traffic sent by a client or a service. In the HTTP world, a rate limiter limits the number of…
• Database Sharding — Sharding is an excellent solution for scaling a database system. However, getting a sharded database to perform well requires careful…