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All things speed and scalability on the web.

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Fixing Delicate Cache Mismatches in a Brownfield SPA: A Pragmatic Solution

Details Forem's tricky edge-caching deployment fix

Fixing Delicate Cache Mismatches in a Brownfield SPA: A Pragmatic Solution

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4 min read
Am analizat 100 de site-uri ale afacerilor locale din România. Iată ce am găsit

Am analizat 100 de site-uri ale afacerilor locale din România. Iată ce am găsit

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5 min read
Why Your Shopify Store Is Slow (And How to Fix It in 2026)

Why Your Shopify Store Is Slow (And How to Fix It in 2026)

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3 min read
No one measured AI API latency and uptime independently across regions — so I built it. 38 days and 2M probes in, here's what the data shows

No one measured AI API latency and uptime independently across regions — so I built it. 38 days and 2M probes in, here's what the data shows

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3 min read
How We Cut Load Time in Half for a Small Fashion Storefront (Lessons from a Real Project)

How We Cut Load Time in Half for a Small Fashion Storefront (Lessons from a Real Project)

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2 min read
I Used Bunny Storage Behind Nginx for Two Months. The Cache Was Fast, the Cold Path Wasn't

I Used Bunny Storage Behind Nginx for Two Months. The Cache Was Fast, the Cold Path Wasn't

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18 min read
A Gutenberg block that uses the Interactivity API — with no render callback and no framework on the front end

A Gutenberg block that uses the Interactivity API — with no render callback and no framework on the front end

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5 min read
I Raised My WebP AVIF SSIMULACRA2 Target to 65. The Encoder Still Passed at 60

I Raised My WebP AVIF SSIMULACRA2 Target to 65. The Encoder Still Passed at 60

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11 min read
iOS Safari can't decode your .mov, and the reason is 2 bytes deep in the container

iOS Safari can't decode your .mov, and the reason is 2 bytes deep in the container

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5 min read
Are websites still relevant today for the average person?

Are websites still relevant today for the average person?

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6 min read
When LCP Moves and Nobody Deployed: Browser Release Cadence and Your 28-Day Field Window

When LCP Moves and Nobody Deployed: Browser Release Cadence and Your 28-Day Field Window

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12 min read
Next.js 'use cache' + Partial Prerendering Guide 2026

Next.js 'use cache' + Partial Prerendering Guide 2026

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4 min read
Astro 7.2 incremental static builds: is the upgrade worth it for content sites?

Astro 7.2 incremental static builds: is the upgrade worth it for content sites?

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4 min read
Next.js Partial Prerendering: A Senior Engineer's Guide

Next.js Partial Prerendering: A Senior Engineer's Guide

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3 min read
Adaptive PNG filtering made my animations 2.4x bigger

Adaptive PNG filtering made my animations 2.4x bigger

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6 min read
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