The Home Depot’s 2026 holiday drop is officially live: Shop smart trees, giant animatronics, and more

Réplicas de lectura y sincronización de datos: cómo evitar que tu web se caiga por tu propio éxito

Si tu negocio ha crecido, seguramente has notado que tu web o tu app empieza a ir más lenta cuando hay más gente conectada a la vez.

• Réplicas de lectura distribuyen carga de tráfico de consultas de solo visualización.
• Copia sincronizada de base de datos principal para leer, no escribir.
• Mejora rendimiento de web al separar tráfico público de operaciones críticas.

2h ago ·dev.to

You can buy attendance, You can buy hours, But the feeling that "this system is mine" is Not for Sale!

The night an entire cloud region went down under us, I watched something that no on call policy can produce. Engineers joining the incident bridge who were not on call, had not been paged, and had…

• Engineers worked 30 hours without being summoned, treating systems as their own
• Ownership earned through daily practices, respect, and cross-training
• Feeling of ownership not for sale, crucial for accountability and trust

2h ago ·dev.to

Production ML Is Not About Models—It Is About Pipelines

Roughly nine out of ten machine learning projects that show promise in a notebook never make it to durable production use — not because the model was wrong, but because nobody built the system around…

2h ago ·dev.to

What de-identified actually means, and what it does not

It is the word every data licensing conversation turns on, and it is used loosely almost everywhere. In the two places it is defined precisely, it is a test with conditions rather than a description…

• De-identified data cannot link to specific consumers if data owner takes reasonable measures.
• Pseudonymization separates personal info to make it unattributable without additional data.
• Aggregate info removes individual identities but isn't same as de-identification.

2h ago ·dev.to

NinoGames Browser Navigation Guide: Why Back/Forward Cache Can Restore Old State Without a Reload

A developer-focused guide to bfcache, pageshow, stale-state revalidation, Android WebView history, and release testing. A Back button that feels instant can be doing much more than loading a…

• Back/forward cache (bfcache) saves full page state in memory for instant restoration.
• Pageshow event with persisted property helps detect if page restored from cache.
• Selective revalidation of volatile state maintains fast navigation and up-to-date information.

2h ago ·dev.to