Policy Objects encapsulate and express a single business rule.In our applications we might have different business rules coded mostly as if-else or swi.

A pretty popular opinion in the Ruby on Rails community is that default_scopes should not be used for any reason. However, often it's not fully explain.

I’ve been working with Samuel Williams a bit (and on my own a bit) to do more benchmarking Fiber speeds in Ruby and comparing them to processes and thr.

Performance is a topic that’s widely discussed and also, sadly, widely misunderstood.I’m going to share five performance tips that have worked well for.

Rumale (Ruby machine learning) is a machine learning library in Ruby. Rumale provides machine learning algorithms with interfaces similar to Scikit-Lea.