Codeminer42's Engineering Blog
Posts
How “Your CFPs Aren’t Good” Became Five Approvals at RubyConf
In April 2025, Tropical on Rails, the Rails conference in São Paulo, said yes to one of our talks for the first time. A few months later, one of its…
[Dev Weekly #119] Grok 4.5 Changes the Game for AI Coding | TypeScript 7.0’s 12x Speed Boost | Why Bun’s Rewrite Matters
[Dev Weekly #119] Grok 4.5 Changes the Game for AI Coding | TypeScript 7.0's 12x Speed Boost | Why Bun's Rewrite Matters HELLO EVERYONE!!! It's July 10th, 2026, and you…
[Dev Weekly #117] Open Models Hit Frontier Parity at Half the Cost | AI Agents Go Enterprise | Qualcomm’s $4B AI Bet
HELLO EVERYONE!!! It's July 3rd, 2026, and you are reading the 117th edition of Codeminer42's tech news report. Let's check out what the tech world showed us this week! Qualcomm…
[Dev Weekly #116] GLM-5.2 Dethrones the Giants | Claude’s Becoming Difficult | Rust’s Hidden Memory Trap
HELLO EVERYONE!!! It's June 19th, 2026, and you are reading the 116th edition of Codeminer42's tech news report. Let's check out what the tech world showed us this week! Introducing…
How Far Can AI Self-Validate Rails Code?
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,…
