Performance
Every post tagged "Performance" · articles, case studies, guides.
- 01→
Postgres BRIN vs. B-tree · when each wins
BRIN is rumoured. Then someone tries it on a random column and concludes it is slow. We benchmarked the right shape · here is what actually wins.
Custom software · everything else - 02→
Server vs. Client Components in 2026 · the rule we apply
Two years into the RSC era, the decision tree got simpler. Here is the one we apply, with the wrong answers we already paid for.
Websites, web apps & online shops - 03→
Bun 1.2 in production · what we keep, what we skip
Bun 1.2 is finally boring enough to run in production. Here is what we ship on it, what we still refuse, and the cutover checklist.
Websites, web apps & online shops - 04→
Speculation Rules API in 2026: near-instant nav, zero JS
Speculation Rules makes internal nav feel instant · at zero JS cost. Here is the config we ship by default.
Websites, web apps & online shops - 05→
pgvector at 10M+ rows: index, queries, real numbers
pgvector at 10M rows is not scary · if you pick the right index. HNSW vs IVFFlat, filter patterns, real numbers.
AI solutions · Websites, web apps & online shops - 06→
LLM prompt caching in production · a 60-80% cost cut
Prompt caching is the single biggest LLM cost lever in 2026. 4 patterns, real savings numbers, 2 gotchas worth knowing.
AI solutions - 07→
Core Web Vitals on Next.js: from 4.5s LCP to 0.9s in 3 weeks
A real case: image priority, RSC boundaries, edge caching, font loading · 4 seconds of LCP saved in three weeks.
Websites, web apps & online shops
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