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Tag for content related to software performance.

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I built a C library that avoids recomputing unchanged state — here are the reproducible benchmarks

I built a C library that avoids recomputing unchanged state — here are the reproducible benchmarks

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2 min read
Why Your SQL Server Database Is Slow (and How to Fix It)

Why Your SQL Server Database Is Slow (and How to Fix It)

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4 min read
Do Burrito ao LiveView Desktop: Construindo Apps Nativos em Elixir sem o Overhead do Electron

Do Burrito ao LiveView Desktop: Construindo Apps Nativos em Elixir sem o Overhead do Electron

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3 min read
Redis Pipeline Contention Under Write Amplification: Batching Strategy, HOL Blocking, and the Flush Timing Problem

Redis Pipeline Contention Under Write Amplification: Batching Strategy, HOL Blocking, and the Flush Timing Problem

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5 min read
What Is a System Call? And Why Does It Cost Time?

What Is a System Call? And Why Does It Cost Time?

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4 min read
Subqueries vs CTEs: Query Optimizer Internals & Memory Spooling Explained

Subqueries vs CTEs: Query Optimizer Internals & Memory Spooling Explained

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2 min read
Next.js 16's Turbopack is 2.5x faster, but the bundler is only 4% of your build

Next.js 16's Turbopack is 2.5x faster, but the bundler is only 4% of your build

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6 min read
The Web Locks API: One Tab Does the Work, the Rest Wait

The Web Locks API: One Tab Does the Work, the Rest Wait

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4 min read
WebSockets in React Server Components: Client Islands

WebSockets in React Server Components: Client Islands

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3 min read
I cut transfer by 81–257 KiB. Did LCP actually improve? 30 Lighthouse runs

I cut transfer by 81–257 KiB. Did LCP actually improve? 30 Lighthouse runs

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4 min read
Vue `nextTick`: Wait for the DOM to Update Before You Touch It

Vue `nextTick`: Wait for the DOM to Update Before You Touch It

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4 min read
3x Faster Struct Validation in Go — Same Rules, No Reflection

3x Faster Struct Validation in Go — Same Rules, No Reflection

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4 min read
Stop Overloading Your Servers: The Magic of Debouncing

Stop Overloading Your Servers: The Magic of Debouncing

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2 min read
From 4.2s to 380ms: debugging latency in a high availability infrastructure setup

From 4.2s to 380ms: debugging latency in a high availability infrastructure setup

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4 min read
A Practical Core Web Vitals Checklist for Service Business Websites

A Practical Core Web Vitals Checklist for Service Business Websites

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4 min read
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