TILens Daily Edition 2026-09-07 Filters: topic=languages, github=hidden Stats: 78 articles, 19 sources, 6 research papers Top topics: JavaScript, AI, React ## News - Java Annotated Monthly – September 2026 Source: intellij-idea-blog Topic: Java URL: https://blog.jetbrains.com/idea/2026/09/java-annotated-monthly-september-2026/ - Bắt LLM trả JSON đúng chuẩn: ba lớp và vòng repair Source: devto-javascript Topic: JavaScript (+AI) URL: https://dev.to/bean_bean/bat-llm-tra-json-dung-chuan-ba-lop-va-vong-repair-hjp - Được index nhưng không được AI trích dẫn: sửa từ đâu Source: devto-javascript Topic: JavaScript URL: https://dev.to/bean_bean/duoc-index-nhung-khong-duoc-ai-trich-dan-sua-tu-dau-5147 - How to Build an AI Chatbot with Gemini and Vercel Serverless Functions 🚀 Source: freecodecamp Topic: General (+AI, JavaScript, React) URL: https://www.freecodecamp.org/news/how-to-build-an-ai-chatbot-with-gemini-and-vercel-serverless-functions/ - Add a responsive revenue chart with Orchid Charts Source: devto-javascript Topic: JavaScript URL: https://dev.to/tabuna/add-a-responsive-revenue-chart-with-orchid-charts-5dei - Running an Expo SDK 57 app in Expo Go? You now need to be logged in on both ends Source: devto-javascript Topic: JavaScript URL: https://dev.to/expo/running-an-expo-sdk-57-app-in-expo-go-you-now-need-to-be-logged-in-on-both-ends-32ef - Query-Aware Code Compression for LLMs: 1.3M LOC to 1,500 Lines in 2.8s Source: devto-javascript Topic: JavaScript (+AI, React) URL: https://dev.to/tim860/query-aware-code-compression-for-llms-13m-loc-to-1500-lines-in-28s-1oad - How I Made My React Website Load Faster by Fixing Images Source: devto-javascript Topic: JavaScript (+Information Retrieval, React) URL: https://dev.to/jaimin_patel/how-i-made-my-react-website-load-faster-by-fixing-images-2n1d - A reader asked what a 250 MiB file costs a browser tab. The JS heap said 2.4 MiB and was off by 500. Source: devto-javascript Topic: JavaScript URL: https://dev.to/artificial_wasteland/a-reader-asked-what-a-250-mib-file-costs-a-browser-tab-the-js-heap-said-24-mib-and-was-off-by-500-2ck0 - Limn Engine Just Got Smarter — Here's What We Added (And Why It Matters) Source: devto-javascript Topic: JavaScript (+PostgreSQL) URL: https://dev.to/evolvedtech_27a34e6a5cf9/limn-engine-just-got-smarter-heres-what-we-added-and-why-it-matters-1m7i - Moleculer vs NestJS: which one, and when Source: devto-javascript Topic: JavaScript URL: https://dev.to/icebob/moleculer-vs-nestjs-which-one-and-when-ngp - This reset token uses MD5 — but that's not the real bug Source: devto-javascript Topic: JavaScript URL: https://dev.to/oopssec-store/this-reset-token-uses-md5-but-thats-not-the-real-bug-1f2j - Node.js microservices without Kubernetes (and without a platform team) Source: devto-javascript Topic: JavaScript URL: https://dev.to/icebob/nodejs-microservices-without-kubernetes-and-without-a-platform-team-2mhe - Limn Engine Just Got Smarter — Here's What We Added (And Why It Matters) Source: devto-javascript Topic: JavaScript (+PostgreSQL) URL: https://dev.to/desire_george_434_ai/limn-engine-just-got-smarter-heres-what-we-added-and-why-it-matters-2gc1 - Grow Revenue from Two Live Apps Source: devto-javascript Topic: JavaScript URL: https://dev.to/jack_green_7b74cb2cdf9e23/grow-revenue-from-two-live-apps-37i7 - Building an Email Verification Middleware for Express.js Signup Forms Source: devto-javascript Topic: JavaScript URL: https://dev.to/gamalogic_64e23/building-an-email-verification-middleware-for-expressjs-signup-forms-2bec - The Test Suite Was Green. Scout Was Still Wrong. Source: devto-javascript Topic: JavaScript URL: https://dev.to/bradleymatera/the-test-suite-was-green-scout-was-still-wrong-f48 - My Quiz Has an AI Rival. Its Scoring Doesn't Need an LLM. Source: devto-javascript Topic: JavaScript (+AI) URL: https://dev.to/nomurasan/my-quiz-has-an-ai-rival-its-scoring-doesnt-need-an-llm-1hm7 - From Blueprint to Production: How AI Revolutionizes App Development Source: devto-javascript Topic: JavaScript (+AI) URL: https://dev.to/melissadissouza/from-blueprint-to-production-how-ai-revolutionizes-app-development-58bn - Java’s Sealed Classes Meet the Visitor Pattern Source: java-code-geeks Topic: Java URL: https://www.javacodegeeks.com/2026/09/javas-sealed-classes-meet-the-visitor-pattern.html - Async Generators Get yield from and Other Python News for September 2026 Source: real-python Topic: Python URL: https://realpython.com/python-news-september-2026/ - Build Expense Reimbursement App With ToolJet MCP Source: devto-javascript Topic: JavaScript URL: https://dev.to/tooljet/build-expense-reimbursement-app-with-tooljet-mcp-1k5m - React 19 useActionState: 3 Silent Trapdoors to Avoid Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/nainikmehta/react-19-useactionstate-3-silent-trapdoors-to-avoid-239m - Why comparing insurance deductibles needs shared random medical-spend paths Source: devto-javascript Topic: JavaScript URL: https://dev.to/begoodtool/why-comparing-insurance-deductibles-needs-shared-random-medical-spend-paths-4lc1 - Testing a webhook you can't see is the whole problem Source: devto-javascript Topic: JavaScript URL: https://dev.to/draftbase/testing-a-webhook-you-cant-see-is-the-whole-problem-50fg - I built a status line that pays you while your AI coding agent thinks Source: devto-javascript Topic: JavaScript URL: https://dev.to/nirmeet_trivedi_07bf0d38f/i-built-a-status-line-that-pays-you-while-your-ai-coding-agent-thinks-bn6 - Compress Videos in Your Browser — No Upload, No Server, Free Source: devto-javascript Topic: JavaScript URL: https://dev.to/toolzip_7e9a28bbade/compress-videos-in-your-browser-no-upload-no-server-free-2p00 - How to Convert Images to PDF in the Browser with Vue 3 Source: devto-javascript Topic: JavaScript URL: https://dev.to/sunshey/how-to-convert-images-to-pdf-in-the-browser-with-vue-3-1936 - How JavaScript Projects Prepare Students for Web Development Internships Source: devto-javascript Topic: JavaScript URL: https://dev.to/harneet_kaur016_faf085d8/how-javascript-projects-prepare-students-for-web-development-internships-3527 - Why we wrote our own 8.5 kB web component runtime instead of pulling in a framework Source: devto-javascript Topic: JavaScript URL: https://dev.to/yqteamdyq/why-we-wrote-our-own-85-kb-web-component-runtime-instead-of-pulling-in-a-framework-6jh - I saved for 8 months to buy a used laptop to build this: A <5KB alternative to bloated error trackers Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/snaptrace009/i-saved-for-8-months-to-buy-a-used-laptop-to-build-this-a-5kb-alternative-to-bloated-error-1ddi - Web Workers in JavaScript: The Complete Guide Source: devto-javascript Topic: JavaScript URL: https://dev.to/parsajiravand/web-workers-in-javascript-the-complete-guide-5f17 - I Built a Free Vacation Rental Cleaning Checklist Generator (Because TurnoverBnB Charges $49/mo) Source: devto-javascript Topic: JavaScript URL: https://dev.to/jack_green_7b74cb2cdf9e23/i-built-a-free-vacation-rental-cleaning-checklist-generator-because-turnoverbnb-charges-49mo-399k - Featured Foojay Authors for September 2026: Marit van Dijk and Graeme Robinson Source: foojay-today Topic: Java URL: https://foojay.io/today/featured-foojay-authors-for-september-2026/ - Advanced Java with Spring Boot & Microservices Course in Telugu – Career Opportunities Source: devto-javascript Topic: JavaScript URL: https://dev.to/rajsekhar_narayanam_c0461/advanced-java-with-spring-boot-microservices-course-in-telugu-career-opportunities-3ki2 - How to serve dynamic user announcements with static SSR performance Source: devto-javascript Topic: JavaScript (+React) URL: https://dev.to/pavan_s_poojary/how-to-serve-dynamic-user-announcements-with-static-ssr-performance-4e85 - Building an Automated Background Removal Micro-Service with Next.js and Canvas API Source: devto-javascript Topic: JavaScript (+AI, React) URL: https://dev.to/jojo_willnn_/building-an-automated-background-removal-micro-service-with-nextjs-and-canvas-api-28ao - Building KORTEX: How We Engineered a Next.js 16 B2B AI Agency Architecture for $10k/Month Retainers Source: devto-javascript Topic: JavaScript (+AI, React) URL: https://dev.to/aisiteflow/building-kortex-how-we-engineered-a-nextjs-16-b2b-ai-agency-architecture-for-10kmonth-retainers-3mcn - I built a compiler so I could stop writing custom element boilerplate Source: devto-javascript Topic: JavaScript URL: https://dev.to/abdolian/i-built-a-compiler-so-i-could-stop-writing-custom-element-boilerplate-383h - My Stack for a Fully Automated Content Site: AI + Static HTML + Staggered Pushes Source: devto-javascript Topic: JavaScript URL: https://dev.to/zongkai_sun_0946ae0d49db2/my-stack-for-a-fully-automated-content-site-ai-static-html-staggered-pushes-1a04 - Bringing Raspberry Pico to Quarkus with Firmata Source: foojay-today Topic: Java URL: https://foojay.io/today/bringing-raspberry-pico-to-quarkus-with-firmata/ - Explore Global Markets with Confidence Source: devto-javascript Topic: JavaScript URL: https://dev.to/kycidea22/explore-global-markets-with-confidence-3gjd - JS - Functions Source: devto-javascript Topic: JavaScript URL: https://dev.to/mark_tony_160702/js-functions-3gi0 - I built Obyflow. Try it, break it, and tell me what goes wrong Source: devto-javascript Topic: JavaScript (+AI) URL: https://dev.to/anupam_kumar/i-built-obyflow-try-it-break-it-and-tell-me-what-goes-wrong-3mmf - Stay ahead in web development: latest news, tools, and insights #153 Source: devto-javascript Topic: JavaScript (+AI) URL: https://dev.to/urbanisierung/stay-ahead-in-web-development-latest-news-tools-and-insights-153-4hio - Building Trust: Explain Client-Side PDF Processing Simply Source: devto-javascript Topic: JavaScript URL: https://dev.to/pdfmf_help/building-trust-explain-client-side-pdf-processing-simply-35nm - Database Technologies Every Developer Should Learn Source: devto-javascript Topic: JavaScript (+MongoDB, PostgreSQL) URL: https://dev.to/saliha_chudhary_52def3ed7/database-technologies-every-developer-should-learn-39a0 - OCaml Quietly Running the World’s Financial Infrastructure Source: java-code-geeks Topic: Java URL: https://www.javacodegeeks.com/2026/09/ocaml-quietly-running-the-worlds-financial-infrastructure.html - Java News Roundup: TornadoVM 6, JReleaser, LangChain4j, Java Operator SDK, JHipster, Yupiik Fusion Source: infoq-java Topic: Java URL: https://www.infoq.com/news/2026/09/java-news-roundup-aug31-2026/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=Java - Why Security Headers Break in Production: 5 Traps Every Engineer Hits Source: devto-javascript Topic: JavaScript URL: https://dev.to/rasika_dangamuwa_ed1074fe/why-security-headers-break-in-production-5-traps-every-engineer-hits-3kkb - HelpConnect: Turning Generosity Into Action 🤝 Source: devto-javascript Topic: JavaScript URL: https://dev.to/mohsin_shahbaz_b4bcc1e4bd/helpconnect-turning-generosity-into-action-1lim - Why I Prefer TypeScript Over JavaScript for Larger Projects Source: devto-javascript Topic: JavaScript URL: https://dev.to/khg5293/why-i-prefer-typescript-over-javascript-for-larger-projects-4on3 - Fort Card: issue API credentials like credit cards, not keys (MIT + lockbox) Source: devto-javascript Topic: JavaScript URL: https://dev.to/thefortthatholds/fort-card-issue-api-credentials-like-credit-cards-not-keys-mit-lockbox-54jg ## Research - I Vibe-Coded an App in Just Two Hours (And Regretted It the Next Day) Source: towards-data-science Topic: AI Research (+AI, Python) URL: https://towardsdatascience.com/i-vibe-coded-an-app-in-just-two-hours-and-regretted-it-the-next-day/ - Why Most Multi-Agent Systems Fail Even When Evaluation Passes Source: towards-data-science Topic: AI Research (+AI, Python) URL: https://towardsdatascience.com/why-most-multi-agent-systems-fail-even-when-evaluation-passes/ - SiLR: Structure-Preserving Admission and Process Reward for LLM Tool Agents Source: arxiv-cs-lg Topic: AI Research (+AI, JavaScript, React) URL: https://arxiv.org/abs/2609.04629 - Tuning Collective Patterns to Alleviate Congestion in Shared AI Clusters Source: arxiv-cs-lg Topic: AI Research (+AI, JavaScript, React) URL: https://arxiv.org/abs/2609.04417 - Iris: Climbing to the Search Frontier Source: arxiv-cs-ai Topic: AI Research (+AI, JavaScript, React) URL: https://arxiv.org/abs/2609.04304 - MineExplorer: Evaluating Open-World Exploration of MLLM Agents in Minecraft Source: arxiv-cs-cl Topic: AI Research (+AI, JavaScript, React) URL: https://arxiv.org/abs/2605.30931 ## Community - llm 0.35 Source: simon-willison Topic: Python (+AI, Django) URL: https://simonwillison.net/2026/Sep/7/llm/ - Creepy crawlies Source: simon-willison Topic: Python (+AI, Django) URL: https://simonwillison.net/2026/Sep/7/creepy-crawlies/ - Quoting Jakub Pachocki Source: simon-willison Topic: Python (+AI, Django) URL: https://simonwillison.net/2026/Sep/7/jakub-pachocki/ - Configure deny-all lint rule for cargo lints Source: rust-users-forum Topic: Rust URL: https://users.rust-lang.org/t/configure-deny-all-lint-rule-for-cargo-lints/142316 - Is it safe to transmute `Option` to `u8` and back? Source: rust-users-forum Topic: Rust URL: https://users.rust-lang.org/t/is-it-safe-to-transmute-option-myenum-to-u8-and-back/142312 - Video compressor Source: simon-willison Topic: Python (+AI, Django) URL: https://simonwillison.net/2026/Sep/7/video-compressor/ - Mercator ↔ Equal Earth Source: simon-willison Topic: Python (+AI, Django) URL: https://simonwillison.net/2026/Sep/7/equal-earth/ - Given an `impl FromIterator`, find item type Source: rust-users-forum Topic: Rust URL: https://users.rust-lang.org/t/given-an-impl-fromiterator-find-item-type/142298 - Nobody Brags About Not Walking Source: adam-bien Topic: Java URL: https://adambien.blog/roller/abien/entry/nobody_brags_about_not_walking - Combining rustversion, feature, and target_arch checks in cfg_attr Source: rust-users-forum Topic: Rust URL: https://users.rust-lang.org/t/combining-rustversion-feature-and-target-arch-checks-in-cfg-attr/142292 - Wgpu WriteOnly vs bytemuch vs encase Source: rust-users-forum Topic: Rust URL: https://users.rust-lang.org/t/wgpu-writeonly-vs-bytemuch-vs-encase/142286 - Notes from week 36 Source: ocaml-planet Topic: OCaml URL: https://www.tunbury.org/2026/09/07/week-36-2025/ - My ideas for Python 3.16 (goto and clear terminal) Source: discuss-python-ideas Topic: Python URL: https://discuss.python.org/t/my-ideas-for-python-3-16-goto-and-clear-terminal/108917 - Bob Belderbos: 5 design patterns used in my new habit tracker app Source: planet-python Topic: Python (+Django) URL: https://belderbos.dev/blog/python-patterns-django-habit-tracker/ - Armin Ronacher: Astra for Coding: Why Are We Doing This Again? Source: planet-python Topic: Python (+AI) URL: https://lucumr.pocoo.org/2026/9/7/astra-why/ - Rust debugging survey 2026 results Source: lobsters Topic: General (+Rust) URL: https://blog.rust-lang.org/2026/09/07/rust-debugging-survey-2026-results/ - Signing TLS handshakes inside a TPM Source: lobsters Topic: General (+Go) URL: https://bschaatsbergen.com/posts/go-tpm-tls/ - Two Tiny Utils for the Result Pattern Source: lobsters Topic: General (+JavaScript) URL: https://daviddalbusco.com/blog/tiny-utils-for-the-result-pattern ## Media - 5 open source tools that replaced my $320/mo AI stack... Source: youtube-fireship Topic: Web (+General, JavaScript) URL: https://www.youtube.com/watch?v=Y5rSSvXfL4g