An upcoming Rails feature will let you emit structured events with context and metadata, solving the messiness of traditional logging while keeping things flexible for different use cases
Learn how to implement intelligent rate limiting for external APIs with different limits per endpoint, ensuring your Rails app respects third-party API constraints
A deep dive into how Rails applications achieve true zero-downtime deployments with database migrations using AWS CodeDeploy and ECS.
Understanding how Rails manages database connections through connection pooling, common issues, and optimization strategies
Rails 8.1 now allows marking associations as deprecated, helping developers safely identify and remove unused relationships with configurable warnings
Ruby 3.4 starts the transition to frozen string literals by default. Here's what changes, why you should care, and how to prepare your Rails app.
Rails 8 introduces a `comparable` option for serialized attributes, preventing unnecessary database writes when serialized data representations change but the content remains the same.
Rails 8 now allows defining multiple rate limits within a single controller using named configurations. Learn how to implement granular rate limiting strategies for different actions and time periods.
Ruby 3.4 introduces Happy Eyeballs v2, dramatically reducing connection delays for external API calls in Rails applications
Rails 8 adds `Parameters#expect` to prevent parameter manipulation attacks and provide clearer error handling when required parameters are missing or malformed.
Most Rails APIs ignore HTTP caching entirely, missing out on massive performance gains. Learn practical caching strategies that can reduce server load by 90%.
Stop wasting time optimizing code that doesn't matter. Learn how to use the Pareto Principle and profiling tools to find the 20% of your Rails code causing 80% of performance...
Master production deployment strategies, monitoring, performance optimization, and failure handling for Rails applications using PostgreSQL read replicas.
Deep dive into handling replication lag, implementing automatic connection switching, and solving real-world challenges with read replicas in Rails applications.
Learn when and why to use read replicas in Rails applications, understand the architecture, and implement basic read/write splitting with real-world examples.
PostgreSQL 17 introduces RETURNING support to the MERGE statement, solving a long-standing limitation that forced developers to choose between atomic upserts and knowing what actually happened to their data.
Rails 7.2 introduced `with_connection` for better database connection management. Learn why you should use it instead of the traditional `connection` method.
Rails 7.1 adds a limit of 62 bytes on auto-generated index names. There is also a bonus deep dive at the end.
ActiveRecord::Relation#pretty_print is a method that pretty prints an ActiveRecord::Relation object.
