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Issue · 005 / 2026 第 21 周 Week 21, 2026

Agent、Edge、和正在重写的浏览器 Agents, the edge, and a browser being rewritten

本周两条主线:Anthropic Skills 突然热起来;Cloudflare 把 Workers 推到了 RPC-first。挑了 8 条。 Two threads this week: Anthropic Skills clicked; Cloudflare pushed Workers to RPC-first. Eight picks.

2026-05-18 → 2026-05-242026-05-18 – 2026-05-24 3 篇3 picks 约 27 分钟~27 min
章节 01 · 基础设施 · Infra Section 01 · Infrastructure

基础设施 · Infra Infrastructure

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01
blog.cloudflare.com · 12 min

Durable Objects 跨区域副本正式 GADurable Objects now ship cross-region replicas Durable Objects now ship cross-region replicasDurable Objects 跨区域副本正式 GA

Cloudflare 把 DO 的强一致性扩展到了多区域副本,写延迟保持在 100ms 以内,读路径自动就近落地。配置只要在 wrangler.toml 加一行 replicas = "global"。 Cloudflare extends DO's strong consistency to multi-region replicas, keeping write latency under 100ms while reads hit the nearest replica. One wrangler.toml line — replicas = "global" — to enable.

Editor 如果你在写 multi-region 的状态服务,今天可以少一层 Redis 了。 If you maintain a multi-region stateful service, you can drop a Redis layer today.
章节 02 · 代码 · Code Section 02 · Code

代码 · Code Code

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overreacted.io · 9 min

RSC 一年回顾:边界不在 client/serverA year of RSC: the boundary isn't client/server A year of RSC: the boundary isn't client/serverRSC 一年回顾:边界不在 client/server

Dan Abramov 复盘一年实战。一句话总结:让你头疼的边界其实是"数据多新",而不是代码在哪台机器上跑。读完想去重审一遍自己的项目结构。 Dan Abramov's year in production. One-liner: the boundary that hurts is data freshness, not where code runs. You'll want to re-audit a project after.

章节 03 · 数据 · Data Section 03 · Data

数据 · Data Data

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sqlite.org · 6 min

SQLite 改写 query planner,复杂连接快 4 倍SQLite rewrites query planner: 4× on complex joins SQLite rewrites query planner: 4× on complex joinsSQLite 改写 query planner,复杂连接快 4 倍

NGQP+ 按选择度重排连接顺序,对 7 表以上查询特别明显,ATTACH 数据库成本模型也修了。Notion 风格嵌套查询提升最显著。 NGQP+ reorders joins by selectivity, biggest wins on 7+ table queries; ATTACH cost model fixed. Notion-style nested queries see the largest gains.