Tag: #rum
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3 posts
Frontend Monitoring & Error Tracking 2025 — Sentry, Datadog RUM, PostHog, LogRocket, Session Replay, Source Maps, AI Anomaly Detection (S6 E8)
The moment you deploy, every user screen becomes a black box. 2025 Sentry vs Datadog RUM vs PostHog vs LogRocket vs Bugsnag, source-map hygiene, the ethics of session replay, Core Web Vitals integration, AI-powered anoma
2026-04-15 · 7 min read #monitoring#error-tracking#sentry#datadog#posthogThe Science of Modern Web Performance — A Deep Dive into Core Web Vitals, INP, LCP, CLS, RUM, Lighthouse, Critical Rendering Path, and Speculation Rules (2025) ♪ Listenable
Why is my site slow? In 2024, INP officially replaced FID, reshaping the three Core Web Vitals, while the Speculation Rules API, Partial Hydration, HTTP/3, and Early Hints all matured simultaneously. This post traces why
2026-04-15 · 21 min read #web-performance#core-web-vitals#inp#lcp#clsPerformance & Core Web Vitals 2025 — LCP, CLS, INP, RUM, Image/Font/JS Optimization, Edge, CDN, HTTP/3 (S6 E6)
Performance is not a feature — it is the precondition for every feature. The full 2025 Core Web Vitals map: LCP, CLS, INP (FID successor), RUM vs synthetic, critical rendering path, JS bundle diet, image/font optimizatio
2026-04-15 · 7 min read #performance#core-web-vitals#lcp#cls#inp