Rails
How to Use Service Objects in Rails to Keep Controllers Thin
Implement service objects in Rails to extract business logic from controllers and models. Covers naming conventions, folder structure, and testing patterns.
How to Dockerize a Rails Application with PostgreSQL and Redis
Step-by-step guide to containerize a Ruby on Rails application with PostgreSQL and Redis using Docker and docker-compose. Production-ready setup included.
Fix: Sidekiq Jobs Not Processing — Troubleshooting Guide
Debug Sidekiq jobs that get enqueued but never process. Covers Redis connection, queue names, retry queues, and monitoring with the Sidekiq dashboard.
Fix: ActiveRecord::RecordNotFound — Safe Handling in Rails
Handle ActiveRecord::RecordNotFound errors gracefully in Rails. Covers find vs find_by, rescue strategies, custom error pages, and API responses.