<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>David Heinemeier Hansson (DHH) on 萦怀 · 薛勇杰</title><link>https://www.yongjiexue.io/authors/dhh/</link><description>Recent content in David Heinemeier Hansson (DHH) on 萦怀 · 薛勇杰</description><generator>Hugo</generator><language>zh-CN</language><lastBuildDate>Sun, 30 Mar 2025 00:00:00 +0000</lastBuildDate><atom:link href="https://www.yongjiexue.io/authors/dhh/index.xml" rel="self" type="application/rss+xml"/><item><title>DHH下云：S3晚搬一天，就多花四万</title><link>https://www.yongjiexue.io/cloud/dhh-s3-migration/</link><pubDate>Sun, 30 Mar 2025 00:00:00 +0000</pubDate><guid>https://www.yongjiexue.io/cloud/dhh-s3-migration/</guid><description>DHH 的下云已经真金白银地省下了几千万成本，如果你还在云上挥金如土，DHH 的故事很有可能会对你有所帮助。</description></item><item><title>先优化碳基BIO核，再优化硅基CPU核</title><link>https://www.yongjiexue.io/db/bio-core-cpu-core/</link><pubDate>Sat, 07 Sep 2024 00:00:00 +0000</pubDate><guid>https://www.yongjiexue.io/db/bio-core-cpu-core/</guid><description>程序员是昂贵稀缺的生物计算核心，是软件成本的锚钉。硅制计算内核丰富而成本不断下降，而生物核却日益稀缺昂贵。因此优化CPU核之前，请优先考虑优化生物核——这正是Ruby on Rails的设计哲学。</description></item><item><title>单租户时代：SaaS范式转移</title><link>https://www.yongjiexue.io/cloud/single-tenant-saas/</link><pubDate>Tue, 16 Jan 2024 00:00:00 +0000</pubDate><guid>https://www.yongjiexue.io/cloud/single-tenant-saas/</guid><description>DHH 不仅在下云上引领潮流，更是在 SaaS 领域两面开火 —— 不搞多租户，让用户在本地拥有并运行产品 —— 时代的钟摆又一次开始动了起来。</description></item><item><title>云下高可用秘诀：拒绝复杂度自慰</title><link>https://www.yongjiexue.io/cloud/uptime/</link><pubDate>Wed, 10 Jan 2024 00:00:00 +0000</pubDate><guid>https://www.yongjiexue.io/cloud/uptime/</guid><description>程序员极易被复杂度所吸引，就像飞蛾扑火一样。系统架构图越复杂，智力自慰的快感就越大。坚决抵制这种行为，是下云可用性上成功的重要原因。</description></item><item><title>半年下云省千万，DHH下云FAQ</title><link>https://www.yongjiexue.io/cloud/cloud-exit-faq/</link><pubDate>Thu, 21 Dec 2023 00:00:00 +0000</pubDate><guid>https://www.yongjiexue.io/cloud/cloud-exit-faq/</guid><description>DHH的下云旅程到了新阶段，下云已省下近百万美元，未来五年还可省下近千万美元。本文跟进他们下云的最新进展，对准备上云或云上的企业都有参考价值。</description></item><item><title>DHH：下云省下千万美元，比预想的还要多！</title><link>https://www.yongjiexue.io/cloud/odyssey-done/</link><pubDate>Fri, 07 Jul 2023 00:00:00 +0000</pubDate><guid>https://www.yongjiexue.io/cloud/odyssey-done/</guid><description>DHH将他们的七个云上应用从AWS迁移到自己的硬件上，2024年是第一个完全实现节省的年份。他们欣喜地发现，节省的费用比最初估计的还要多。</description></item><item><title>下云奥德赛：该放弃云计算了吗？</title><link>https://www.yongjiexue.io/cloud/odyssey/</link><pubDate>Fri, 07 Jul 2023 00:00:00 +0000</pubDate><guid>https://www.yongjiexue.io/cloud/odyssey/</guid><description>本文翻译了下云先锋DHH主导37Signal从云上搬下来的完整旅程，无论是对于准备上云，还是已经在云上的企业，都非常有借鉴与参考价值。</description></item><item><title>微服务是不是个蠢主意？</title><link>https://www.yongjiexue.io/db/microservice-bad-idea/</link><pubDate>Sun, 07 May 2023 00:00:00 +0000</pubDate><guid>https://www.yongjiexue.io/db/microservice-bad-idea/</guid><description>连SOA典范亚马逊自己都觉得微服务和Serverless拉胯了。Prime Video团队放弃微服务改用单体架构，运营成本节省了惊人的90%。微服务就像塞壬歌声一样诱惑你为系统添加毫无必要的复杂度。</description></item></channel></rss>