DEV Community

Performance

Tag for content related to software performance.

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
Optimizing for Speed - Practical Strategies to Improve Your Core Web Vitals

Optimizing for Speed - Practical Strategies to Improve Your Core Web Vitals

Comments
8 min read
Advanced Performance Monitoring with Lighthouse, PageSpeed Insights, and Search Console

Advanced Performance Monitoring with Lighthouse, PageSpeed Insights, and Search Console

Comments
6 min read
Why React 19 Compiler Replaces useMemo and useCallback

Why React 19 Compiler Replaces useMemo and useCallback

Comments
5 min read
VAST gives creative approval a shared contract that teams can reuse.

VAST gives creative approval a shared contract that teams can reuse.

Comments
6 min read
Why every platform's pages score badly on PageSpeed — and why "score" is the wrong thing to look at

Why every platform's pages score badly on PageSpeed — and why "score" is the wrong thing to look at

Comments
5 min read
O p99 foi para 60 s e nada ficou mais lento

O p99 foi para 60 s e nada ficou mais lento

Comments
1 min read
Core Web Vitals in Practice: Fix LCP, INP, and CLS Without Guessing

Core Web Vitals in Practice: Fix LCP, INP, and CLS Without Guessing

Comments
4 min read
Your Website Works—Until the Cache Serves Yesterday’s JavaScript

Your Website Works—Until the Cache Serves Yesterday’s JavaScript

Comments
3 min read
The Pairing Hour That Replaced a Webhook Queue With 60 Lines of Admission Control

The Pairing Hour That Replaced a Webhook Queue With 60 Lines of Admission Control

Comments
6 min read
Retrying on a 429 Is the Wrong Response to Backpressure

Retrying on a 429 Is the Wrong Response to Backpressure

1
Comments 2
3 min read
Build an Image Compress Budget Gate Before Heavy Assets Reach Production

Build an Image Compress Budget Gate Before Heavy Assets Reach Production

Comments
6 min read
When a Fabric rewrite feels faster but you can’t prove it

When a Fabric rewrite feels faster but you can’t prove it

Comments
8 min read
Startup‑time regression: deciding if a Hermes rewrite is worth it

Startup‑time regression: deciding if a Hermes rewrite is worth it

Comments
7 min read
Python Lazy Imports: How the New lazy Keyword Works in Python 3.15

Python Lazy Imports: How the New lazy Keyword Works in Python 3.15

Comments
9 min read
llama-server can leave a keep-alive connection unread until another closes

llama-server can leave a keep-alive connection unread until another closes

Comments
6 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.