TILens Daily Edition
2026-10-29
Filters: topic=javascript, github=hidden

Stats: 49 articles, 4 sources
Top topics: JavaScript, React, FastAPI

## News

- Node.js 27.0.0-alpha.0.0.0 (Alpha)
  Source: nodejs-blog
  Topic: JavaScript
  URL: https://nodejs.org/en/blog/release/v27.0.0-alpha.0.0.0

- Measuring a monitor's refresh rate with requestAnimationFrame (and why the average lies)
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/md_salman_e2760b66fdcea1c/measuring-a-monitors-refresh-rate-with-requestanimationframe-and-why-the-average-lies-146p

- Building bundle discounts on Shopify Functions: five things I learned
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/omar_moaz_2d719674d966d0d/building-bundle-discounts-on-shopify-functions-five-things-i-learned-3koa

- How to Detect Circular Dependencies in Java, TypeScript, Python and Go
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/august_occh_dev/how-to-detect-circular-dependencies-in-java-typescript-python-and-go-2ib5

- What JSON.parse does to a 20-digit integer, and how to keep the digits
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/mercerk17/what-jsonparse-does-to-a-20-digit-integer-and-how-to-keep-the-digits-420j

- I wrote MobX from scratch in 150 lines. Here's every bug I hit
  Source: devto-javascript
  Topic: JavaScript (+React)
  URL: https://dev.to/umaniukbogdan/i-wrote-mobx-from-scratch-in-150-lines-heres-every-bug-i-hit-3cb1

- AG-UI vs. WebMCP: Who Owns the Agent?
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/blove/ag-ui-vs-webmcp-who-owns-the-agent-1hf1

- Why In-Context Translation Beats Traditional JSON Localization: Trying Tolgee
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/satanic47/why-in-context-translation-beats-traditional-json-localization-trying-tolgee-4a2k

- Next.js App Router SEO checklist: metadata, sitemap.ts, robots.ts, JSON-LD
  Source: devto-javascript
  Topic: JavaScript (+React)
  URL: https://dev.to/enzora_official/nextjs-app-router-seo-checklist-metadata-sitemapts-robotsts-json-ld-2n72

- Three JSON routes made my review board agentic
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/prodbymarcu/three-json-routes-made-my-review-board-agentic-3kbd

- Compress an image under an exact KB limit in the browser (canvas.toBlob + binary search)
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/lyra_volt/compress-an-image-under-an-exact-kb-limit-in-the-browser-canvastoblob-binary-search-6ml

- How to Generate a UUID in JavaScript Without a Library (2026)
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/rockey_lucky_969/how-to-generate-a-uuid-in-javascript-without-a-library-2026-2ceb

- A timestamp test catches seconds, milliseconds and ISO 8601 mixups.
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/aleksuix/a-timestamp-test-catches-seconds-milliseconds-and-iso-8601-mixups-31eg

- Booking Calls from a Chatbot with Cal.com API v2 – Open Slots, Create, Cancel
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/the_bomber_f1e42beb1feaec/booking-calls-from-a-chatbot-with-calcom-api-v2-open-slots-create-cancel-4n97

- How I Fixed the EXIF Orientation Bug in My Browser-Based Image Resizer
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/khuram_shahzad_93fd7f6746/how-i-fixed-the-exif-orientation-bug-in-my-browser-based-image-resizer-52ni

- One Data File, a Pile of Build Scripts and a Domain Move: Notes From Building Elemon
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/ystasyuk/one-data-file-a-pile-of-build-scripts-and-a-domain-move-notes-from-building-elemon-al7

- What happens to a form submission after the free limit runs out
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/formgongteam/what-happens-to-a-form-submission-after-the-free-limit-runs-out-15cn

- From API Responses to a Useful Dashboard: Connecting JavaScript with FastAPI
  Source: devto-javascript
  Topic: JavaScript (+FastAPI, Python)
  URL: https://dev.to/racharla_gunasek_2214e8cf/from-api-responses-to-a-useful-dashboard-connecting-javascript-with-fastapi-1p23

- Preparing for a Frontend Developer Interview? A Practical 30-Day Roadmap
  Source: devto-javascript
  Topic: JavaScript (+React)
  URL: https://dev.to/sureshbabu/preparing-for-a-frontend-developer-interview-a-practical-30-day-roadmap-4p66

- Sig.js Has Reached Version 1.0
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/stinklewinks/sigjs-has-reached-version-10-1ifh

- Free images for SWAPI (The Star Wars API) — no API key, CORS enabled
  Source: devto-javascript
  Topic: JavaScript (+React)
  URL: https://dev.to/sergiocoitino/free-images-for-swapi-the-star-wars-api-no-api-key-cors-enabled-3873

- Your sitemap's lastmod is lying — one CSS tweak marked all 380 pages as updated
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/jianzhujisuan/your-sitemaps-lastmod-is-lying-one-css-tweak-marked-all-380-pages-as-updated-4pdi

- Python's round() and JavaScript's Math.round() Disagree on Half the Days in a Footage Summary
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/superfunicular/pythons-round-and-javascripts-mathround-disagree-on-half-the-days-in-a-footage-summary-epf

- Array in JavaScript
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/sowntharya/array-in-javascript-4kc4

- Why Your JSON Parse Failed, and Why Decoding a JWT Isn't Verifying It
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/mubashir_ali_d95e1c5d09ff/why-your-json-parse-failed-and-why-decoding-a-jwt-isnt-verifying-it-37f8

- Your PDF Viewer Runs in the Browser. Does That Actually Make It Secure?
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/angelbot_ai/your-pdf-viewer-runs-in-the-browser-does-that-actually-make-it-secure-11pp

- Our whole concurrency library is 42 lines and four functions, and one of them cannot do what its name says
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/daniel_pertu/our-whole-concurrency-library-is-42-lines-and-four-functions-and-one-of-them-cannot-do-what-its-2hil

- JSON Compare in JavaScript Without False Positives
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/avinash_verma_dc226a5d270/json-compare-in-javascript-without-false-positives-2lab

- Why We Built 28+ Zero-Dependency SEO & Web Tools (And How We Optimized Core Web Vitals) ⚡
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/drillseo/why-we-built-28-zero-dependency-seo-web-tools-and-how-we-optimized-core-web-vitals-2lki

- Building a Zero-Ad, Sub-100ms Database & Build Planner for VAMPIR on Astro 4
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/powerechozhang/building-a-zero-ad-sub-100ms-database-build-planner-for-vampir-on-astro-4-jpg

- Your Next.js redirect() Silently Does Nothing Because It's Inside a try/catch
  Source: devto-javascript
  Topic: JavaScript (+React)
  URL: https://dev.to/anas_sheikh_2/your-nextjs-redirect-silently-does-nothing-because-its-inside-a-trycatch-5b8m

- Deno 2.9's task cache turns a 4-second build into a 10-millisecond skip
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/alexgeorgiev17/deno-29s-task-cache-turns-a-4-second-build-into-a-10-millisecond-skip-43bn

- I Brought My Abandoned Downloader Back to Life: uTube Now Runs on Android, Desktop, and CLI
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/omar_anwar/i-brought-my-abandoned-downloader-back-to-life-utube-now-runs-on-android-desktop-and-cli-28dl

- Part 12: XOR Filters
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/fkereki/part-12-xor-filters-38ck

- 10 digits or 13? The timestamp bug that sends your dates to the year 56,189
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/mubeenkhaaan/10-digits-or-13-the-timestamp-bug-that-sends-your-dates-to-the-year-56189-455

- Reproduce a Provably Fair Result with HMAC-SHA256
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/cryptoplayguide/reproduce-a-provably-fair-result-with-hmac-sha256-2356

- A Canonical in Your Next.js Root Layout Lands on Every Page. 6 Ways a Canonical Quietly Cancels Itself
  Source: devto-javascript
  Topic: JavaScript (+React)
  URL: https://dev.to/posting-dude/a-canonical-in-your-nextjs-root-layout-lands-on-every-page-6-ways-a-canonical-quietly-cancels-2l3f

- Building insurance calculators that don't capture leads: what we learned
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/azaan_224362cd9b2acb6edc5/building-insurance-calculators-that-dont-capture-leads-what-we-learned-2ma5

- Our facts page was going to teach AI search the wrong numbers. Here's how we made it stay true.
  Source: devto-javascript
  Topic: JavaScript (+AI)
  URL: https://dev.to/notefneighbor/our-facts-page-was-going-to-teach-ai-search-the-wrong-numbers-heres-how-we-made-it-stay-true-1b86

- How to encode a URL and escape HTML in the browser
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/ameenusman/how-to-encode-a-url-and-escape-html-in-the-browser-1nf1

- Best 12 Place to Buy Verified Poloniex Accounts Guide …
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/usasvcit257/best-12-place-to-buy-verified-poloniex-accounts-guide--1002

- Best Places to Buy Verified Binance Accounts in the USA
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/usasvcit257/best-places-to-buy-verified-binance-accounts-in-the-usa-1h48

- Building Trick or Take: An Interactive Voice-Controlled Multiplayer Halloween Web Game with Cloudflare Workers
  Source: devto-javascript
  Topic: JavaScript (+React)
  URL: https://dev.to/kvioai/building-trick-or-take-an-interactive-voice-controlled-multiplayer-halloween-web-game-with-29bm

- Microsoft Intune Configuration Services | Endpoint Management & Security Solutions Professional Microsoft Intune Setup
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/tech_technowlogy_9b4015fb/microsoft-intune-configuration-services-endpoint-management-security-solutions-professional-mp

- AI Writes Half Our Code Now. Nobody Taught Us How to Review It.
  Source: devto-javascript
  Topic: JavaScript (+React)
  URL: https://dev.to/javascriptmastery/ai-writes-half-our-code-now-nobody-taught-us-how-to-review-it-3h44

- How to Format Indian Currency in JavaScript (Lakhs & Crores Guide)
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/rahman4ktr/how-to-format-indian-currency-in-javascript-lakhs-crores-guide-1bga

- Building a Morse Code Practice Timer in JavaScript: Timing Dits, Dahs and Gaps
  Source: devto-javascript
  Topic: JavaScript
  URL: https://dev.to/morsezone/building-a-morse-code-practice-timer-in-javascript-timing-dits-dahs-and-gaps-39ol

- Node security releases to fix a Brotli flaw
  Source: node-weekly
  Topic: JavaScript
  URL: https://nodeweekly.com/issues/645

## Community

- The Web Can't Afford a JavaScript Runtime Monoculture
  Source: lobsters
  Topic: General (+JavaScript)
  URL: https://redmonk.com/kholterhoff/2026/10/27/js-runtime-monoculture/