Codeminer42's Engineering Blog

Ruby on Rails

  • How Far Can AI Self-Validate Rails Code?

    · 22 min read · by Paulo Tarso

    A few weeks ago, I wrote Stop Reading AI Code, Start Measuring It: A Rails Playbook. The idea there was that if you stop hand-reviewing every line of AI-generated code,…

  • My First Two Weeks as an Agentic Engineer

    · 15 min read · by Moisés Carvalho

    There's a version of this post where I tell you AI made me 10x more productive, everything clicked on the first try, and I'm now shipping software while sipping coffee…

  • Privacy on Rails

    · 18 min read · by Talysson Oliveira

    On a calm and peaceful day, you're working on your project, combobulating, discombobulating... then this email shows up in the contact inbox: From: notthatdhh@example.com To: contact@yourcompany.com Cc: veradikt@somelawfirm.com Subject: I'm…

  • Stop Reading AI Code. Start Measuring It. (A Rails Playbook.)

    · 18 min read · by Paulo Tarso

    So I was scrolling through Twitter the other day — half-reading, not really looking for anything — and this tweet from Uncle Bob caught my attention: My first reaction was:…

  • Mastering Derived Tables in Rails

    · 7 min read · by Anderson Guimarães Moura

    Hey fellow Rails developers! Ever found yourself wrestling with complex SQL queries that involve aggregations, subqueries, or needing to join against computed results? Today, we're diving into one of the…