Daily edition · JavaScript
TILens turns technical updates into a focused daily brief: official releases, trusted reporting, and practitioner analysis, deduplicated and organized by topic.
12 articles · 1 source ·
Top topics: JavaScript · React
If a parser throws Unexpected token, the cause is almost always one of five things. 1. Trailing comma JSON does not allow a comma after the last item, even though JavaScript does. { "name": "Ana", "age": 30, } Remove…
Two players join a room, get the seed word "moon", and type a word each in secret. If both write "night", they score. If one writes "night" and the other writes "star", the round ends with nothing, even though both…
17.8 years That's how long the 50 BTC reward from Bitcoin's block 1 has been sitting unspent, according to the script below. It's a timely question. On November 13, 2026, two mining rewards from September 2010, 50 BTC…
In Japan, address forms start with the postal code (郵便番号). Users type 7 digits, and the prefecture, city and town fill in by themselves. When a form doesn't do this, Japanese users notice right away — it's one of the…
If you publish a TypeScript library — especially a paid SDK — you want two things that look like they conflict. Consumers should get excellent typings: autocomplete, jump-to-definition on the public API, no any leaking…
Introduction If you’ve ever wanted to turn a paragraph of text into a natural‑sounding voice, you’re in the right place. In this tutorial we’ll build a simple Python app that talks back to you using ElevenLabs – a…
A Next.js or Nuxt app can feel like the business logic already lives on the server. You have Server Components, Server Actions, route handlers, and Nuxt server routes. That helps, until you import the wrong module into…
Most Electron apps start with one window, and that stays enough for a long time. The moment you add a settings panel, a separate document or project view, a notifications tray window, or a second instance opened from…
I maintain a browser extension that shows live captions (and translated captions) on top of any tab: a video, a livestream, a web meeting. Audio is captured in the browser, streamed over a WebSocket to a server, and…
For years, every "recent follows" tracker on the internet was built on one quiet assumption: Instagram returns a Following list newest first. If you wanted to know who someone followed last, you fetched their list and…
On November 9, 2026, AdMesh shipped an OpenRTB 2.6 adapter that speaks Native 1.2 so DSPs can backfill conversational inventory without a bespoke integration. The handshake is still the same object OpenRTB has carried…
Most companies don't post every opening to the big job boards, but they all list them on their own careers page. Those pages usually run on an applicant tracking system such as Lever, Ashby, SmartRecruiters, Workday or…
