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The Rails Way in 2026

blog.arkency.com·3w·Hacker News

Rails apps have layers but no modules

blog.arkency.com·6w

Getting nondeterministic agent into deterministic guardrails

blog.arkency.com·12w

The timezone bug that hid in plain sight for months

blog.arkency.com·14w

Stop using DateTime in 2026 (unless you work for UNESCO)

blog.arkency.com·17w

Adding multi-tenancy to a DDD Rails app

blog.arkency.com·19w

Rewrite with Confidence: Validating Business Rules Through Isolated Testing

blog.arkency.com·20w

Making race condition tests deterministic with Concurrent::CyclicBarrier and seam

blog.arkency.com·26w

The Joy of a Single-Purpose Class: From String Mutation to Message Composition

blog.arkency.com·28w

Rails 8 upgrade story: duplicate keys sneaking into our JSON responses

blog.arkency.com·33w·Hacker News

Evolving event names and payloads in Rails Event Store without breaking history

blog.arkency.com·35w

Watch out for this one deprecation warning when upgrading from Rails 7.1 to 7.2 on Heroku

blog.arkency.com·41w

Breaking the Singleton: How to Reload Ruby Singleton Instance

blog.arkency.com·45w

Stop concatenating URLs with strings — Use proper tools instead

blog.arkency.com·45w

5 gems you no longer need with Rails

blog.arkency.com·46w

I do not blindly trust setting things in new_framework_defaults initializers anymore

blog.arkency.com·48w

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