Everything you should know about Background Jobs with ActiveJob
by Orchestrating background tasks (or "jobs," as they are often called) is common in web development. Any application that deals with time-consuming operations, such as sending …
Category: Posts
How To Sandbox Your AI Agent Using Docker
by Docker just released a really exciting update to Docker Sandboxes, a feature that allows running AI agents, like Claude Code, in isolated environments. This change …
How To Build An AI Agent For Talent Matching – Part 2
by In the first post of this series, our great Edy Silva tried multiple approaches for a Talent Matching system that would work for our little …
Claude Code + Ollama: Stress Testing Opus 4.5 vs GLM 4.7
Ollama just made it possible for you to use their models inside of Claude Code. To test Claude Code capabilities and compare top open models …
Women in Tech: Margaret HamiltonThe woman responsible for helping put men on the Moon
by "I guess I should delay graduate school again because I’d like to work on this program that puts all these men on the Moon." When …
AI at scale – Lessons from QCon AI New York 2025And why we can’t forget what we learned
by In addition to doing our own experiments, learning from others experiences is one of the best ways to deeply understand a subject, especially in new …
How AI Wiped Out 80% of Tailwind’s Revenue
Tailwind CSS, you probably know what it is. A utility-first CSS framework that has taken the web development world by storm. It’s the default of …
Codeminer42’s 2025 Year in Review: Community & Open Source
In 2025, Codeminer42 was proudly involved in several community initiatives, from sponsoring conferences to contributing to open source projects. Here’s a quick recap of our …
What’s new in Ruby 4.0
It is that time of the year again! As tradition dictates, Christmas is approaching, and with it comes the gift of a new Ruby release. …
Women in tech: Rebecca Wirfs-BrockAn object design pioneer who invented the set of design practices known as Responsibility-Driven Design (RDD)
by Introduction "If you don’t know history, then you don’t know anything. You are a leaf that doesn’t know it is part of a tree." These …