Ya Hay Update blog

News that matters. Technology from the inside.

Verified AI, technology, and automation news, plus IT architecture articles with runnable code and measured results.

Verified newsIT architectureExecutable code
Featured article / 01

A cache can fail when you need it most.

A runnable case and a complete architecture decision.

Inside · Performance

Your cache expires. Who queries the database?

A catalog in SQLite, three API processes, and a Redis lock per key. See the complete code, measured result, and limits.

Published: 22 October 2026 · Python · Redis · SQLite · 100 requests

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INTEGRATION CHECK
100 → 1
100 requests, one real SQLite read. Local test; not a production benchmark.
News / AI, technology & automation

What happened. What changes.

Announcement date, original source, and practical impact.

20OCT / 2026
SPECS · AI and augmented reality

Hype or the next computer?

Snap brings Robert Downey Jr. to SPECS glasses. What they promise, what was announced, and what remains unproven.

Announced: 20 Oct 2026 · Published: 22 Oct 2026

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Our method

One idea. One source. One decision.

01 / FACT

For news, we verify what was announced, when, and for whom.

02 / CODE

For architecture, we publish the stack, runnable example, checks, and limits.

03 / DECISION

We close with something a team can apply and measure in its own system.

BEHIND YA HAY UPDATE

Denise Méndez

Mobile development & IT architecture

I bring a mobile development and IT architecture perspective to AI, robotics, and automation news. In Inside, I share primary sources, runnable code, and the limits of each solution.