Best of Rails — April 2025

1. 1
   Article

   Hacker News·1y

   antiwork/gumroad

   The post provides a comprehensive guide on setting up a development environment for the 'antiwork/gumroad' project. It includes installation instructions for necessary dependencies like Ruby, Docker, MySQL, ImageMagick, libvips, FFmpeg, PDToolkit, Bundler, dotenv, and npm. The guide also covers creating SSL certificates, starting Docker services, and running the application along with Rails, a JavaScript build system, and Sidekiq worker. Additional setup steps like reindexing Elasticsearch and configuring git hooks are included.

   82

   2
2. 2
   Article

   RUBYLAND·1y

   Fix N+1 Queries Without Eager Loading Using SQL Subquery

   Learn how to address the N+1 query problem in Rails without resorting to eager loading. By leveraging SQL subqueries, you can fetch specific associated records directly within your main query, reducing memory consumption and improving performance. The post walks through a real-world example of fetching a member's latest activity timestamp efficiently, discussing various approaches and their trade-offs before demonstrating the optimal SQL subquery solution.

   79

   1
3. 3
   Article

   RUBYLAND·1y

   Boolean vs Datetime

   The post discusses refactoring an application to replace a boolean column used for tracking published statuses with a datetime column, providing improved functionality and flexibility.

   55

   2
4. 4
   Article

   RUBYLAND·1y

   Resize Observer API with Stimulus

   Learn how to use the Resize Observer API with Stimulus to track and respond to element size changes effectively. This guide covers the basics of the API, its integration with Stimulus, and various practical examples, including layout adjustments, adaptive components, and responsive charts. Key differences between Resize Observer and CSS media or container queries are also discussed, along with best practices for optimal performance.

   17