tutorials

Tutorials

A collection of tutorials that captures my learning journey.

• 15 Jan 2026. Using LLM Foundry API keys
• 14 Oct 2025. How to Use Codex with VS Code and ChatGPT paid plans
• 14 Oct 2025. How to Use Codex with VS Code and LLM Foundry
• 19 Sep 2025. Writing scrapers using Playwright MCP on Codex CLI
• 21 Jul 2025. How to (fail to) create a zoomable sunburst with company hierarchy with LLMs
• 27 May 2025. How to create a PlantUML architecture diagram with ChatGPT
• 26 Feb 2025. How to set up an authenticating reverse proxy with OAuth2-Proxy and Caddy

Migrated to https://www.s-anand.net/blog/:

• 26 Nov 2025. How mapscii renders maps on terminal
• 26 Nov 2025. How to write shorter, elegant code
• 27 Jul 2025. System prompt elements common to multiple LLM chatbots