Prompt Engineering Lessons from Building a Problem Generator
David Hahn
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7 posts published so far
Structured Output — When to Use Prompting vs. Forced Tool Use
David Hahn
The LLM-as-Judge Problem — Making Automated Evaluation Reliable
David Hahn
Designing an LLM System That Actually Solves a Real Problem
David Hahn
Building RAG from Scratch — Embeddings, pgvector, and a Bug Worth Knowing
David Hahn
Tool Use — How the Model Calls Your Code (And What It Never Sees)
David Hahn
Why Streaming Changes How You Build LLM-Powered Interfaces
David Hahn