Urgent.News

What's breaking now, across thousands of outlets.

Tech

Neurable One Wants to Tell You When Your Focus Is Slipping

You can track your heart rate, sleep, steps, and workouts with everyday wearables, but knowing when your concentration is slipping still usually depends on noticing it yourself. Neurable thinks headphones can add another layer by measuring electrical brain activity while…

Neurable One Wants to Tell You When Your Focus Is Slipping

We haven't written up this one. The Gadgeteer has the full story — the link below goes straight to it.

Read the original at the-gadgeteer.com →

More in Tech

Express Node.js Structured Logs — Poll Error Search for 30-Day Cost Attribution

Short answer: have the Express Node.js service send structured logs for every completed AI-agent step, then poll the log search for new error events and trigger deduplicated Slack notifications.

  • Express Node.js service structured logs for each step completion
  • Differentiate event classes: attribution, diagnostic, and alert-delivery records

Why a missing JavaScript file can stay missing after you deploy it

I built cachewhy around a small but costly HTTP cache mistake. Imagine a request for /missing.js that returns 404 with Cache-Control: public, max-age=2678400 . That lifetime is 31 days.

  • Missing JavaScript file persists due to long-lived HTTP cache.
  • Browser stores 404 response in private and shared caches.
  • Cachewhy tool reveals cache details and caching behavior.

More from Saturday 3 October →