TILens Daily Edition 2026-09-21 Filters: topic=react, github=hidden Stats: 12 articles, 2 sources, 4 research papers Top topics: JavaScript, React, AI ## News - React Signup Tests Need Intent, Not Just Clicks Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/ryanlee91/react-signup-tests-need-intent-not-just-clicks-1npl - We deleted Vite from our production server Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/lomray-software/we-deleted-vite-from-our-production-server-4n1l - How I built an Agentic AI UI with React and Gemini API (and handled the 503 Overload Error) Source: devto-javascript Topic: JavaScript (+AI, FastAPI, Python, React) URL: https://dev.to/koliabondar/how-i-built-an-agentic-ai-ui-with-react-and-gemini-api-and-handled-the-503-overload-error-3mmn - Why your $300/mo onboarding widget is destroying your Core Web Vitals Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/pavan_s_poojary/why-your-300mo-onboarding-widget-is-destroying-your-core-web-vitals-2b7p - React 19's useTransition Looked Simple. Then I Found a Second Bug Hiding Inside the First One Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/shubhradev/react-19s-usetransition-looked-simple-then-i-found-a-second-bug-hiding-inside-the-first-one-35dk - Four PDF reports, one download helper, and a race I deliberately did not fix Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/daniel_pertu/four-pdf-reports-one-download-helper-and-a-race-i-deliberately-did-not-fix-342g - Building a Laravel Marketplace with PostgreSQL While Debugging React State Source: devto-javascript Topic: JavaScript (+PostgreSQL, React) URL: https://dev.to/zahidhasantonmoy/building-a-laravel-marketplace-with-postgresql-while-debugging-react-state-108e - ShowDev: I built 330+ free, 100% client-side developer tools so you can stop pasting sensitive data online Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/ajay_rathod_5b4f7c326d196/showdev-i-built-330-free-100-client-side-developer-tools-so-you-can-stop-pasting-sensitive-data-omo ## Research - Listen Before You Speak: Response Planning from Listener Facial Reactions for Conversational Speech Generation Source: arxiv-cs-cl Topic: AI Research (+AI, JavaScript, React) URL: https://arxiv.org/abs/2609.21683 - Large Language Model Agents for Evidence Based Genetic Disease Severity Classification Source: arxiv-cs-cl Topic: AI Research (+AI, JavaScript, React) URL: https://arxiv.org/abs/2609.19569 - From Memory to Behavior: A Behavior-Aware Role-Playing Framework for Social Media Influencers Source: arxiv-cs-cl Topic: AI Research (+AI, JavaScript, React) URL: https://arxiv.org/abs/2609.21349 - Voice-Light: A Full-Duplex Cascaded Voice Agent with Causal Turn-Taking and Speculative Generation Source: arxiv-cs-cl Topic: AI Research (+AI, JavaScript, React) URL: https://arxiv.org/abs/2609.20995