Weekly tech newsletter covering Ruby 4.0's new ZJIT compiler for performance improvements, AI's disruptive impact on Tailwind CSS revenue (80% drop), MongoDB's critical MongoBleed security vulnerability, and database performance comparisons between PostgreSQL and MySQL. Also includes updates on JavaScript ecosystem trends,

5m read timeFrom blog.codeminer42.com
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New Ruby Lang websiteBroken Claude Max – by Piotr YordanovHow AI Wiped Out 80% of Tailwind’s Revenue – by Edy SilvaCodeminer42’s 2025 Year in Review: Community & Open Source – by Edy SilvaA Ruby Regular Expression Engine – by Kevin NewtonZJIT is now available in Ruby 4.0 – by Max BernsteinDatabases in 2025: A Year in Review – by Andy Pavlo2025 JavaScript Rising Stars – by Michael RambeauMySQL vs PostgreSQL Performance: throughput & latency, reads & writesBuilding UI Components Correctly in the Age of AI – by Pushkar AnandEasy (Horizontal Scrollbar) Fixes for Your Blog CSS – by Artyom BologovFunctors, Applicatives, and Monads: The Scary Words You Already Understand – by Christian EkremChoosing the Right Node.js Job Queue – by Jeff MorhousCritical MongoDB memory leak flaw ‘MongoBleed’ exploited in the wild – by Bill MannIstio Spring Boot Library Released – by Piotr MinkowskiHow to compile JavaScript to C with Static Hermes – by Devon’s BlogPry 0.16Related

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