Mastering Derived Tables in Rails
by 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 …
Tag: Ruby on Rails
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[Dev Weekly #98] GLM-5 Goes Fully Agentic, Qwen-Image-2.0 Rivals Human Creativity, the “Death” of Heroku, and TypeScript 6.0
by HELLO EVERYONE!!! It’s February 13th 2026, and you are reading the 98th edition of Codeminer42’s tech news report. Let’s check out what the tech world …
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 …
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 …
Dev Weekly #95 – Qwen3-TTS Family is Now Open Sourced, jQuery Turns 20 & Modernizes, Astro Powers Up with Cloudflare
HELLO EVERYONE!!! It’s January 23rd, 2026, and you are reading the 95th edition of Codeminer42’s tech news report. Let’s check out what the tech world …
Welcome 2026! AI disruption, Ruby performance advances, Codeminer42 community impact – Dev Weekly #93
HELLO EVERYONE!!! It’s January 9th, 2026, and you are reading the 93rd edition and the First year’s edition of Codeminer42’s tech news report. Let’s check …
Codeminer42’s 2025 Year in Review: Community & Open Source
by 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 …
React Denial-of-Service flaw + code leak join React2Shell vulnerability in Server Components and more – Dev Weekly #91
HELLO EVERYONE!!! It’s December 12th, 2025, and you are reading the 92th edition of Codeminer42’s tech news report. Let’s check out what the tech world …
Shai-Hulud 2.0 npm worm, AI Agents Reshape DevOps, Security Alerts in MS Teams – Dev Weekly #89
HELLO EVERYONE!!! It’s November 28th, 2025, and you are reading the 89th edition of Codeminer42’s tech news report. Let’s check out what the tech world …
Codeminer42 Dev Weekly #87
HELLO EVERYONE!!! It’s November 14th, 2025, and you are reading the 87th edition of Codeminer42’s tech news report. Let’s check out what the tech world …