Programming Tutorials

Shareable blog post edition: https://andymaleh.blogspot.com/2026/06/ruby-memes-2026-06-12-cool-reactionary.html

I'm Hiroshi Shibata (hsbt), a Ruby committer and the maintainer of RubyGems and Bundler. TL;DR At RubyKaigi 2026 we ran a 7-question surve

Hanami is a Japanese tradition of watching cherry blossoms drifting from the trees. It is an appropriate name to capture how I felt when I first encou

If you spend any time on Tech Twitter lately, you might feel like the sky is falling. People are saying that "coding is dead" and that AI will replace

I was importing a JSON file and it blew up. Not a subtle bug — the parser refused the whole thing. The cause was a single extra comma. After deleting

Once I wrote users.select { |u| u.admin? }.map(&:email) and realized I’d written Lisp. Not literally. The parentheses are gone, the prefix notation i

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