grumplestiltskin

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DragonRuby’s orchestration behind the scenes

📣 🎟️ RBQ Conf is in ONE WEEK and tickets close March 24. Don't miss it. 🔴
March 26–27 · Austin, TX · Capital Factory
Two days of Ruby talks, great speakers, and an incredible community.

Grab your ticket at rbqconf.com before it's too late.

#RBQConf #Ruby #RubyOnRails #Austin

Starting to look like we need an informal JRuby meetup in Austin for RBQ! I'll have a chat with the the decision makers and try to put something together. Let me know if you'll be there and interested!

Fascinating (this week) — a handful of things that caught my attention.

https://fascination.works/fascinating/2026/03/17/fascinating-this-week/

#fascinating #blog

Fascinating (this week) | FASCINATION·works

Software consulting by Marc Heiligers — Principal Consultant

This year marks the 20th anniversary of my work on JRuby! I'm looking forward to sharing that story and talking about the future with folks around the world. Being able to speak at @RubyConf and @RailsWorld would be a fitting way to celebrate 20 years. I hope I'm accepted. 🤞

TFW you delete almost 1000 deprecated methods, fields, and classes that have accumulated over the past 20 years. Oldest one deprecated in JRuby 1.1.2, released back in 2008.

I'm sure we will find third-party libs using some of these, but we'll never know until we delete them.

https://github.com/jruby/jruby/pull/9299

Delete methods deprecated prior to JRuby 9.4.0.0 by headius · Pull Request #9299 · jruby/jruby

There's a few places where methods were deprecated but superclass or interface versions were not. Those will have to wait until all versions have been deprecated for some time. Others had inter...

GitHub
I wrote about a handful of things that caught my attention this past week: https://fascination.works/fascinating/2026/03/10/fascinating-this-week/
Fascinating (this week) | FASCINATION·works

Software consulting by Marc Heiligers — Principal Consultant

🎟️ RBQ Conf 2026 is our next sponsored conference coming March 26 & 27 in Austin, TX. Kudos to the organizers to have a fantastic lineup of speakers. We also love how they present their tickets with humor that we can totally get behind: 🥩 Rare, 🍔 Medium, or 🍗Well Cooked. 📣 There are still Well Cooked tickets available for purchase so secure your spot now 👉 Tickets & schedule: https://rbqconf.com/#schedule

#Ruby #RBQConf #AustinTech

Trying out Mastodon blog comments: I wrote about Monitoring a Kamal Deployment with Prometheus a couple of weeks back.

https://fascination.works/devops/2026/02/24/monitoring-kamal-with-prometheus/

Monitoring a Kamal Deployment with Prometheus: Web, Sidekiq, and the Container Name Problem | FASCINATION·works

Software consulting by Marc Heiligers — Principal Consultant

In my online undergraduate P5.js course, students are about to begin the module on motion and physics, including a bit of physics simulation using Matter.js. It suddenly occurred to me that I had never seen anybody put together this particular demo before, and I realized it had to be done. Messy source code at https://editor.p5js.org/isohedral/full/vJa5RiZWs.