Duluu Guo's personal bloghttps://blog.shemu.top/zh-CNguoshencheng@shemu.top (Duluu Guo)guoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/streaming-trio-ai-agent-frontend-interview/https://blog.shemu.top/posts/streaming-trio-ai-agent-frontend-interview/AI Agent 前端三道流式面试题——SSE vs WebSocket、长文本渲染不卡顿、React Fiber 对高频更新的优势——从 TCP chunked、SSE 四种实现方式（fetch+ReadableStream / EventSource / XHR / Node）、增量 DOM、时间切片、Lane 模型一路讲透。Wed, 15 Jul 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/moricho-project-retrospective/https://blog.shemu.top/posts/moricho-project-retrospective/即梦上线后，我意识到 AI 出图正在从玩具走向产品。家里有小孩，我便想：能不能让 AI 把一本绘本从故事、分镜到出图全做完？38 天后，这个念头变成了一套工作流。Mon, 13 Jul 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/native-export-three-stage-pipeline/https://blog.shemu.top/posts/native-export-three-stage-pipeline/在已经 5 分钟的原生 C++ 视频导出架构上，装完计时发现还能再榨 20%——B2 删除两次 GPU 同步阻塞 + A 三段生产者-消费者管线（解码 ASIC / GPU / 编码 ASIC 三种独立硬件重叠）+ 音频合并从重编码改 Passthrough。总导出 7分40秒 收到 4 分钟左右，保留 3× 超采样画质不变。Tue, 07 Jul 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/agent-streaming-resume-after-refresh/https://blog.shemu.top/posts/agent-streaming-resume-after-refresh/Agent 流式输出进行中刷新页面,已生成的文本会全部丢失。这次为修它,设计跨越前后端,核心是把 messageId 从 agent 一路穿透到 web。Mon, 06 Jul 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/one-sse-stream-multiple-agents/https://blog.shemu.top/posts/one-sse-stream-multiple-agents/调研 OpenCode 源码后对自己项目流式设计的反思——多 Agent 同时跑不需要 N 条连接，一条共享广播 + REST 快照兜底，是更简洁也更诚实的选择。Wed, 01 Jul 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/agent-llm-cache-burn-money-guide/https://blog.shemu.top/posts/agent-llm-cache-burn-money-guide/平时用各种模型工具跑任务，感觉 token 消耗挺快。社交媒体上有人提到，可能是 token 的缓存机制没用上。联想到自己也在做 Agent，就把这件事系统查了一遍——原理、各家厂商机制、和 Agent 场景里常见的几个反模式。Wed, 24 Jun 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/openclaw-exec-validation/https://blog.shemu.top/posts/openclaw-exec-validation/调研 OpenClaw 的 exec 校验体系，看一条 shell 命令从 LLM 产出到实际 spawn 中间要过几道关卡。Tue, 23 Jun 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/loop-engineering-tasks-self-mined/https://blog.shemu.top/posts/loop-engineering-tasks-self-mined/Loop Engineering 真正改的不是 Agent,是把"该做什么"也交给了系统。Mon, 22 Jun 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/sony-control-command-queue-evolution/https://blog.shemu.top/posts/sony-control-command-queue-evolution/USB 相机接到桌面 App，第一张图等了 3.5 秒。围绕这个数字，我们把指令队列从 FFI 同步直调，搬到 C++ 异步 deque，又搬回 JS 编排层。三次重构的动机、方案、踩坑，记录在这里。Thu, 18 Jun 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/electron-to-native-video-export-architecture/https://blog.shemu.top/posts/electron-to-native-video-export-architecture/一段 17 分钟的运动视频导出要 15 分钟，瓶颈出在哪里？分享我们从 Electron 同源渲染、并发多窗口踩坑，到彻底推翻重写为原生 C++ 引擎 + GPU 零拷贝方案的完整思考路径。Wed, 17 Jun 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/agent-streaming-nervous-system/https://blog.shemu.top/posts/agent-streaming-nervous-system/最近做的一个 Agent 项目里，流式输出能力补全的实现总结。Tue, 16 Jun 2026 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-why-isnt-x-a-hook/https://blog.shemu.top/posts/translate-overreacted-why-isnt-x-a-hook/自从第一个拥有React Hooks的React的alpha版本发布之后。不断地会有人提出一些类似于这样的问题: "为什么 某个API 不做成Hook"。Sat, 26 Jan 2019 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-the-bug-o-notation/https://blog.shemu.top/posts/translate-overreacted-the-bug-o-notation/当我们在编写一些需求高性能的代码的时候，我们需要养成一个时刻注意当前算法复杂度的习惯。我们通常通过大O表示法来评估。Fri, 25 Jan 2019 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/error-handler-in-egg/https://blog.shemu.top/posts/error-handler-in-egg/在文档中，明确的指出统一的错误处理是依靠一个onerror的插件来完成的，这个插件也是egg官方的一个默认开启的插件，官方提到会根据content-negotiation来判断具体的返回会使用JSON数据或者是一个html页面。我们可以自己启动一个server来验证一下，当...Wed, 09 Jan 2019 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/what-is-config-keys-doing/https://blog.shemu.top/posts/what-is-config-keys-doing/初始化Egg的项目后，如果我们没有在config中设置类似于:Fri, 28 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/node-cluster-in-egg/https://blog.shemu.top/posts/node-cluster-in-egg/初学node来编写server一般都是简单的启动一个挂起的的node进程:Tue, 25 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/what-make-rules-of-directory-for-egg-project/https://blog.shemu.top/posts/what-make-rules-of-directory-for-egg-project/在Egg项目的实践中，我们发现我们的目录结果是被规范约束的，比如我们需要把controller放到app/controller目录下，扩展会放在app/extend下等等，那么egg是如何处理这些文件的呢？Wed, 19 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/pre-deep-into-egg-core/https://blog.shemu.top/posts/pre-deep-into-egg-core/我们会抛出一个问题，为什么Javascript在和这些语言竞争作为一个Server的语言中落了下风？Tue, 18 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-why-do-hooks-rely-on-call-order/https://blog.shemu.top/posts/translate-overreacted-why-do-hooks-rely-on-call-order/在React Conf 2018大会上，React团队向大家呈现了Hook提案Thu, 13 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-optimized-for-change/https://blog.shemu.top/posts/translate-overreacted-optimized-for-change/什么造就了一个好的API？Wed, 12 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-how-does-setstate-know-what-to-do/https://blog.shemu.top/posts/translate-overreacted-how-does-setstate-know-what-to-do/当你在组件里调用setState的时候，你觉得发生了设么？Sun, 09 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-my-wishlist-for-hot-reloading/https://blog.shemu.top/posts/translate-overreacted-my-wishlist-for-hot-reloading/你可能总是会有个一个项目，让你反复的去思考你的方案的利弊，有时候会停止一段时间，然后继续尝试新的方案 - 如是反复。对于你们，可能是一个路由或者一个虚拟滚动列表。对于我而言，应该算是热更新了Sat, 08 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-why-do-react-elements-have-typeof-property/https://blog.shemu.top/posts/translate-overreacted-why-do-react-elements-have-typeof-property/想象一下如果你编写了下面的一段代码Mon, 03 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-how-does-react-tell-a-class-from-a-function/https://blog.shemu.top/posts/translate-overreacted-how-does-react-tell-a-class-from-a-function/我们可以先来看一下这个用函数定义的Greeting组件:Sun, 02 Dec 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/translate-overreacted-why-do-we-write-super-props/https://blog.shemu.top/posts/translate-overreacted-why-do-we-write-super-props/听说最近好像Hooks是一个热议的话题。可笑的是我的第一篇博客和这个相去甚远，我希望能够描述好组件class的内部巧妙的实现。不知道大家对这点是否有兴趣。Fri, 30 Nov 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/read-code-es-promise-polyfill/https://blog.shemu.top/posts/read-code-es-promise-polyfill/我们可以尝试从几个Promise的问题开始。Thu, 22 Nov 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/shallow-into-wepy-source-code/https://blog.shemu.top/posts/shallow-into-wepy-source-code/类vue的框架对于笔者而言其实是有点反感的。笔者是一位vim使用者，但是vim的vue插件真的做的不是特别好，由于我们一般会进行这样的设置autocmd BufRead,BufNewFile .vue setlocal filetype=vue.html.javascrip...Wed, 23 May 2018 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/calm-to-polish-sword-ghost-to-passport/https://blog.shemu.top/posts/calm-to-polish-sword-ghost-to-passport/既然是接口的登录校验，那我们就直蹦core/server/routes/api.js的代码，我们会发现，这个Router在刚开始就声明了两种auth的中间件处理队列 javascript // no auth var authenticatePublic = [ middl...Sun, 22 Oct 2017 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/read-react-redux/https://blog.shemu.top/posts/read-react-redux/写react项目快一年了，最近写项目用到了redux-saga这个框架，大家总是拿，redux-saga和redux-thunk相提并论，大概都是因为大家先用了redux-thunk，然后才用了redux-saga的缘由吧，因为我觉得确实redux-saga做的比redux...Mon, 11 Sep 2017 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/calm-to-polish-sword-express/https://blog.shemu.top/posts/calm-to-polish-sword-express/说到底Express只是一个框架而已，那么，他是一个什么框架呢，我们撇开Express不谈，我们想要完成一个Node的服务，只要如下的代码就可以完成:Wed, 06 Sep 2017 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/docker-my-fontend-project/https://blog.shemu.top/posts/docker-my-fontend-project/忘了从哪年起，Docker就开始流行起来，根据一个兄弟的描述来说，Docker刚开始起源于一家快要倒闭的公司，因为快要倒闭就将自己的项目开源出来，结果受到了广大开发者的关注，开始风靡起来。介绍一个东西怎么用之前，我们先弄清楚两点，这个东西是个什么东西，这个东西对我们有什么用。Wed, 31 May 2017 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)https://blog.shemu.top/posts/settle-react-es6/https://blog.shemu.top/posts/settle-react-es6/转载自Setting up your React /ES6 Development environment with Webpack, Express and BabelFri, 27 Jan 2017 00:00:00 GMTguoshencheng@shemu.top (Duluu Guo)