DEV Community

Performance

Tag for content related to software performance.

Posts

👋 Sign in for the ability to sort posts by relevant, latest, or top.
TypeScript 7 Went Native: What Actually Changes And What Doesn't

Rewritten in Go for massive performance gains

TypeScript 7 Went Native: What Actually Changes And What Doesn't

210
Comments 91
8 min read
Your browser renders everything, even what you can't see — `content-visibility: auto` fixes that

Your browser renders everything, even what you can't see — `content-visibility: auto` fixes that

37
Comments 1
4 min read
Can a Mac Mini Handle 100 Million Rows?

Row-store vs columnar performance on M4

Can a Mac Mini Handle 100 Million Rows?

28
Comments 9
7 min read
Defeating the Fargate Cold Start Chaos with SOCI

Defeating the Fargate Cold Start Chaos with SOCI

10
Comments
5 min read
Stop the event loop stall: a Sentry Python SDK fix for slow local-variable capture

Summer Bug Smash: Clear the Lineup 🐛🛹

Stop the event loop stall: a Sentry Python SDK fix for slow local-variable capture

3
Comments
5 min read
PostgreSQL Said No to Query Hints for 20 Years. Postgres 19 Ships Them.

PostgreSQL Said No to Query Hints for 20 Years. Postgres 19 Ships Them.

15
Comments 3
7 min read
Why players leave before your game starts

Why players leave before your game starts

3
Comments 2
9 min read
Array methods are eager. Iterator helpers are lazy. Here's why that matters.

Array methods are eager. Iterator helpers are lazy. Here's why that matters.

17
Comments
4 min read
How to Process a Large CSV in Node Without Running Out of Memory

How to Process a Large CSV in Node Without Running Out of Memory

4
Comments
7 min read
I measured every millisecond of my real-time AI pipeline. The LLM was the fast part.

I measured every millisecond of my real-time AI pipeline. The LLM was the fast part.

6
Comments 5
6 min read
120,001 introspections, 3 distinct: making Typst's convergence check 334 faster

Summer Bug Smash: Clear the Lineup 🐛🛹

120,001 introspections, 3 distinct: making Typst's convergence check 334 faster

4
Comments
6 min read
7 Habits of Developers Who Never Have to Optimize Later

7 Habits of Developers Who Never Have to Optimize Later

6
Comments 1
7 min read
Static Analysis Told Me My React App Had a Problem. Runtime Profiling Told Me Which One

Static Analysis Told Me My React App Had a Problem. Runtime Profiling Told Me Which One

2
Comments
3 min read
How vLLM Actually Manages KV Cache (vs the Toy Version I Built)

How vLLM Actually Manages KV Cache (vs the Toy Version I Built)

3
Comments 4
4 min read
Stop Defaulting to LRU: How I Built a 15.5M ops/sec S3-FIFO Cache for Node.js by Hacking V8

Stop Defaulting to LRU: How I Built a 15.5M ops/sec S3-FIFO Cache for Node.js by Hacking V8

6
Comments
4 min read
👋 Sign in for the ability to sort posts by relevant, latest, or top.