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Tag for content related to software performance.

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Your Lab Scores Lie: An Audit Guide to Core Web Vitals That Actually Matter

Your Lab Scores Lie: An Audit Guide to Core Web Vitals That Actually Matter

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2 min read
I made a language model that lives in your CPU's L3 cache

I made a language model that lives in your CPU's L3 cache

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3 min read
Sync Anthropic Client Blocked My asyncio Loop: Voice p95 Hit 11.4s

Sync Anthropic Client Blocked My asyncio Loop: Voice p95 Hit 11.4s

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7 min read
The N+1 Query Problem in Node.js & PostgreSQL: How to Detect and Eliminate It

The N+1 Query Problem in Node.js & PostgreSQL: How to Detect and Eliminate It

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11 min read
5 JVM Heap OOM Patterns You Can Reproduce on Your Laptop

5 JVM Heap OOM Patterns You Can Reproduce on Your Laptop

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2 min read
Calling Rust from Node with napi-rs: 6x faster for heavy work, 19x slower for tiny calls

Calling Rust from Node with napi-rs: 6x faster for heavy work, 19x slower for tiny calls

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1 min read
Your .NET service doesn't need Native AOT. Your cold starts might.

Your .NET service doesn't need Native AOT. Your cold starts might.

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1 min read
Flutter + Jetson: Thermal and Memory Pressure-Aware Operator UI

Flutter + Jetson: Thermal and Memory Pressure-Aware Operator UI

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4 min read
Building a candlestick chart engine on raw Canvas2D (no chart library)

Building a candlestick chart engine on raw Canvas2D (no chart library)

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4 min read
Building Better Hospitality Experiences: Where Developers Can Make a Difference

Building Better Hospitality Experiences: Where Developers Can Make a Difference

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2 min read
We Sent 10 AI Agents After Bugs That Take Weeks to Appear. 26 Were Real

We Sent 10 AI Agents After Bugs That Take Weeks to Appear. 26 Were Real

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13 min read
Google Smart Glasses + Flutter: Battery-Aware Sensor Sampling and UI Scheduling

Google Smart Glasses + Flutter: Battery-Aware Sensor Sampling and UI Scheduling

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4 min read
csperf Diff: Comparing Two Runs Without Spreadsheet Chaos

csperf Diff: Comparing Two Runs Without Spreadsheet Chaos

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4 min read
I made 580 exam questions crawlable: what changed when the quiz stopped being client-rendered

I made 580 exam questions crawlable: what changed when the quiz stopped being client-rendered

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2 min read
# Fewer Steps, Fairer Shifts: Optimizing Warehouse Order Picking with Capacity-Aware Assignment and Open-Path Routing

# Fewer Steps, Fairer Shifts: Optimizing Warehouse Order Picking with Capacity-Aware Assignment and Open-Path Routing

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6 min read
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