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Tag for content related to software performance.

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How to Remove Console.log from React Native Production Builds

How to Remove Console.log from React Native Production Builds

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2 min read
Why We Stopped Using Redis (And Built a Sub-Microsecond Cache in Rust Instead)

Why We Stopped Using Redis (And Built a Sub-Microsecond Cache in Rust Instead)

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1 min read
Database Optimization Strategies That Cut Query Execution Time by 60%: A Practical Guide

Database Optimization Strategies That Cut Query Execution Time by 60%: A Practical Guide

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9 min read
srcset and sizes: How the Browser Picks Images

srcset and sizes: How the Browser Picks Images

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7 min read
How I built a browser extension that converts at 64% (and kept it under 20KB)

How I built a browser extension that converts at 64% (and kept it under 20KB)

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2 min read
Stop Pasting \timing — Run Your SQL 100 Times and Get p99

Stop Pasting \timing — Run Your SQL 100 Times and Get p99

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6 min read
SSJS Memory Leaks: SFMC's Silent Campaign Killer

SSJS Memory Leaks: SFMC's Silent Campaign Killer

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4 min read
Building a Sub-Microsecond Cache for a Billion-User Mining Platform

Building a Sub-Microsecond Cache for a Billion-User Mining Platform

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1 min read
AWS Burstable Instances Explained: CPU Credits, Throttling, and Why Your t3 Instance Isn't What You Think

AWS Burstable Instances Explained: CPU Credits, Throttling, and Why Your t3 Instance Isn't What You Think

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6 min read
Linux Memory Explained: Swap, Kernel Slab, and skbuff — What Kubernetes Doesn't Show You

Linux Memory Explained: Swap, Kernel Slab, and skbuff — What Kubernetes Doesn't Show You

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9 min read
Stop Scrolling Perfetto Timelines: Query Your Traces with SQL and Let AI Find the Bugs

Stop Scrolling Perfetto Timelines: Query Your Traces with SQL and Let AI Find the Bugs

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7 min read
EF Core: N+1 — Una query en dev, mil queries en producción

EF Core: N+1 — Una query en dev, mil queries en producción

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6 min read
How to Make Sense of a HAR File Without DevTools

How to Make Sense of a HAR File Without DevTools

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8 min read
SFMC Data Extension Performance: Query Optimization Under Load

SFMC Data Extension Performance: Query Optimization Under Load

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4 min read
Journey Builder Async Processing: Why Contacts Disappear

Journey Builder Async Processing: Why Contacts Disappear

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4 min read
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