Programming Tutorials

Beyond /up: Production-Grade Health Checks for Rails and Rack Applications Most applications start with a simple question: Is the process

Hey folks 👋 Welcome back. In Part 3 we built all five auth endpoints, added Rack-Attack rate limiting, hardened the HTTP headers with secure_headers,

This Week in Rails: Better Guides, Better Framework June 10, 2026 The Rails team had another busy week, shipping documentation improvements, infrast

I remember when I first started learning Ruby outside of Rails. I was building a small script, and my code kept crashing with NameError: uninitialized

I've been building a free online editor called Pterocos, and I just added Ruby support. It runs entirely in the browser - no installation and no signu

Every blog post, product page, and profile in a Rails app deserves its own Open Graph image, the picture that shows up when someone shares the link on

Originally published on Hashnode: https://railswithyashika.hashnode.dev/rails-performance-n-plus-one-queries When working with associations in Rail

RubyConf holds a special place in my heart. It was the very first tech conference I attended after receiving a scholarship fresh out of Flatiron Schoo

I have a TRMNL on my desk. If you haven't seen one, it's a little e-ink display from trmnl.com that shows you whatever you tell it to: your calendar,

If you have ever used the Stripe API, you’ve noticed their IDs look awesome. Instead of a random number or a long, confusing UUID, they look like this

Forem's article editor supports Markdown and a rich set of Liquid tags ({% youtube %}, {% codepen %}, {% katex %}, etc.) — but no native diagram suppo

I remember the days when building a professional-looking dashboard in Rails meant spending a whole week wrestling with CSS flexbox and custom SVG icon

As your Rails application grows and begins integrating with external platforms—think Stripe, Shopify, or GitHub—handling incoming webhooks efficiently

I kept setting up SPF, DKIM, and DMARC just to email myself. To drop a contact-form alert or a cron failure into your own inbox, you don't need a s

I remember when my app/views folder was a complete disaster. I had deeply nested partials, instance variables floating everywhere, and logic hidden in

Overview Discourse turned out to be a good pressure repo for a narrow but important reason: the difference between bundle existing and the

Rails GuardDog: Advanced Security Scanner for Rails Introduction Today I'm excited to announce Rails GuardDog v0.1.0 — an open-s

(Originally published as this blog post: https://andymaleh.blogspot.com/2026/06/rubyconf-has-joined-railsconfrailsworld.html) RubyConf has joined Rai

Every engineering team I've worked on has had the same unspoken job title. Nobody's hired into it. It just lands on whoever's been there longest and a

Turning a Generic LLM into a Ruby Expert: What RAG Fixed and What It Didn’t June 4, 2026 A practical look at hallucinations, retrieval, and why hav