
Dave Thomas
@pragdave
Programmer turned publisher (but mostly programmer)
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Here's the post on premature optimization that lewd to the "dumbdave" coupon last week: open.substack.com/pub/pragdave/p…
Just came across this while packing up. From my very first programming class.

We want more companies to choose Ruby and Rails for new products and grow into big stories of success. That's why we are hosting the San Francisco Ruby Conference on November 19-21. We have a lot to celebrate, to learn, and to build! Join at sfruby.com Tickets at…

It's a PragPicks Weekend! This week's titles ALL back on sale; 40% off with code PragPicks Both Ebook and Audio Versions included This week's Titles: The Stress Equation (Including Audio Book) Build a Binary Clock with Elixir and Nerves Rust Brain Teasers From Objects to…
This is so true. I've been doing it for years, and never once regretted it.
🧹 Old Rails migrations add noise, not value. They rarely run, often break, and only make your codebase harder to navigate. Time to tidy up. #Rails blog.julik.nl/2025/10/delete…
Migrating my Existing Elixir App to Ash Framework by Matt Savoia buff.ly/yJOsm38

A great opportunity to get the 2nd edition of Your Code as a Crime Scene with a 40% discount.
Pragmatic Picks Code PragPicks saves you 40% 🧵 for 🔗 📙 Designing Data Governance from the Ground Up 🎧 Designing Data Governance from the Ground Up AudioBook 📗 Practical A/B Testing 📘 Your Code as a Crime Scene, Second Edition 📕 Advanced Functional Programming with Elixir
🔥 “Agile is dead,” says @pragdave. In our latest #GOTOPodcast, he tells Thoughtworks’ @sarahtarap why agile lost its soul & how devs can reclaim simplicity with his Orient–Step–Learn framework. 🎧 Listen now: gotopia.tech/podcast

We pushed the price down (thank you to our sponsors including @intercom, @temporalio, @Cisco and @omadahealth !) to $350, which means you get the ticket for $300 till October 6! Friends, spread the word, join us in SF and let’s build the future in Ruby together! See you at…
And here are my thoughts while being at @ycombinator yesterday! With all the sponsor support we could now lower the price a bit and with the coupon SEP29OCT6 you can get a ticket for $350 for a few more days! sfruby.com
"I want to give you an idea of the power and beauty of this programming model. I want to inspire you to get involved, and then point to the online resources that will fill in the gaps. But mostly, I want you to have fun." -- @pragdave Link below

Yesterday I published Issue 45 of my monthly newsletter, and it's about why Markdown might not be the best way to implement content. Read it and subscribe to be the first to read next month's issue. newsletter.bphogan.com/archive/issue-…
If you planned to join the #SFRuby conference on Nov 19-21, *now* is the time: find $50 off till October 6 below. We tap into the energy of the Ruby startups in the Bay, three Ruby IPOs @Chime @figma @omadahealth, success of @boltdotnew, new Ruby open source!


AI assistants can reduce the knowledge gap between people, but at the same time they amplify the experience gap. We need a plan to ensure can still build meaningful experience.
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