Hello! I’m very slowly working on writing a zine about debugging, so I asked on Twitter the other day:If you’ve run into a bug where it felt “impossibl.

It seems that writing Sidekiq’s workers it’s quite an effortless task. Still, during my eight-year journey with this great library, I experienced too m.

How to configure Puma 5 application server for graceful restarts, and what is the difference between regular, hot, and phased restarts?Application rest.

Ruby's flexibility has always been both its greatest strength and its greatest weakness. You can write amazingly expressive programs. You can also slip.

There's been a recent resurgence on twitter and the like about how teams should divide up their testing efforts. In particular, Tim Bray argues compell.