Articles tagged "Rails"

How to use OpenAI's structured outputs to turn unstructured text into reliable database records — without parsing fragile prose.

How to build web scrapers that handle thousands of pages, recover from failures, and parallelize LLM calls without hitting rate limits.

How to build an evaluation harness that catches LLM regressions before they hit production — using YAML test cases and structured comparison.

Why wrapping LLM calls in provider classes is essential for production AI features — and how to design the abstraction layer.

How to build an LLM agent that generates contextual messages by combining conversation history, user preferences, and available data.

A four-part series documenting the systematic refactoring of a bloated admin controller into clean, reusable patterns.

A four-part series building an end-to-end AI recruiting pipeline — from scraping job listings to generating personalized candidate messages.

Let models declare field config, let a resolver infer the rest from ActiveRecord metadata.

Make your update_field action reusable across controllers with a simple concern interface.

Stop building filter options inline in your controllers. Extract them to a presenter with memoization.

Controllers shouldn't know which fields are editable or how to record changes. Extract that to a service.

Heroku's release phase creates a race condition during destructive migrations. Here's how to rename tables without errors using PostgreSQL views.

How to use AI tools to refactor code and generate blog content from the same conversation.