Codeminer42

AI is generating code, but is it quality? Learn how Rails teams can automate coverage, complexity, SRP, and mutation testing with one rake task. bit.ly/4cBFilP #Rails #AI #CodeQuality

Tropical on Rails 2026 was something special. 🌴💎 Having Fabio Akita on the keynote stage, alongside talks from Miguel Marcondes and Talysson Oliveira, made this edition a memorable one for us. A big thank you to everyone who joined the sessions! See you at the next one! 🚀

Most people are trying to get better results from coding AI agents by using more advanced prompts. The real improvement often starts with understanding the basics. Swipe through for the highlights, then read the full post on our blog. 🔗 bit.ly/3PqVyfX #Codeminer42

Claude Opus 4.7 launches, Android devs get powerful new tools, Java 26 & Rust 1.95.0 land, and Spotify’s weekly deployment secrets revealed. Catch all this and more in our latest Codeminer42 tech roundup! bit.ly/41KhMg2 #TechNews #Claude #AI #Opus #Rust #Amd

Tired of Git headaches? Meet Jujutsu (JJ)—a new, simpler version control tool! We break down the key differences and hands-on tips in our latest post. #DevTools #Jujutsu #Git #VersionControl bit.ly/4cMbnXU

Building AI agents is becoming more popular—we have more and more apps powered with AI. João Malheiros will show you how to build agents on Rails using the gem ActiveAgent. "ActiveAgent: building AI Agents the Rails-way" Live today at 12:30 BRT bit.ly/4tOp1PQ

Our DevRel Edy Silva built a WP multilingual plugin in 2 days using Claude Code. 156 tests, 0 custom tables, and some humbling production bugs. Here is the full breakdown of the TDD process and what the AI got wrong.

Hello there! 👋 Here is the brownbag calendar for this month. Subscribe to Codeminer42TV and be sure to don't miss a thing! bit.ly/48Ih3zc

Our team keeps growing! 💎 We're excited to welcome Bruno Hoffmann to Codeminer42 as our newest Software Engineer. Welcome aboard, Bruno — great things ahead! 🚀 #Codeminer42

PT-BR: bit.ly/4t3uYsl

Full breakdown bit.ly/4sw6hUp

Skills are for recipes, not health codes. Our DevRel, Edy Silva, expands on Vercel's study: skills vs CLAUDE.md/AGENTS.md for project best practices. #ClaudeCode #AI

Project Glasswing flips AI from threat to shield, GLM-5.1 crushes long-haul coding, and Google launches Scion for multi-agent research. Dive into Dev Weekly #106 for all the geeky details! bit.ly/4twF0C0 #AI #opensource #infosec #devnews

AI-assisted dev is changing how we build. Paulo Vilarinho will explain you why vibe coding helps you to be the dev of the future - plus practical tips to level up your workflow. "Why you should vibe code more" Live today at 12:30 BRT bit.ly/47NNc8G

Tropical on Rails starts this Thursday — and we’ll be there! 🌴💎 Codeminer42 will be part of the event with a keynote by Fabio Akita, talks by Talysson Oliveira and Miguel Marcondes, and more of our team on site. If you’ll be there too, come say hi — we’d love to meet you!

New post in our blog! 🤖 Building better AI agents? Explore how RAG, MCP, and Ollama work together for smarter, grounded, and more reliable solutions. bit.ly/4aFoc4e #AI #AiAgent #MachineLearning

New post in our blog! Juggling work and personal Claude Code accounts? Learn how to run both on one machine! No more logging in and out! bit.ly/4bQRRsO #Ai #Claude #Config #Productivity #Tips

Most companies know they need to comply with privacy laws. Fewer know how to do it in code. We just released 3 open-source Agent Skills for building privacy-compliant Rails apps. Part of @Codeminer42's skills repo: bit.ly/4sCljZG #gdpr #lgpd #rails #privacybydesign