DevOps
Zero-downtime deploys without Kubernetes: a practical look at Kamal
Kamal ships containers to plain Linux servers over SSH and swaps traffic with a tiny proxy. Here's how the pieces fit, and when it's the right tool.
Tag
#rails
Every story tagged #rails.
Web
HTML over the wire: building fast interfaces without a SPA
Server-rendered HTML plus a little JavaScript can deliver app-like interfaces. Here's how the HTML-over-the-wire approach works and where it stops being a good idea.
Databases
N+1 queries: how to spot them and how to fix them
The most common ORM performance bug hides in plain sight in your logs. Eager loading fixes it — once you know where to look.