<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>Blog</title><description>分享编程、计算机科学与人工智能的学习笔记与实践思考。</description><link>https://www.quarkcode.cn/</link><language>zh-CN</language><item><title>为什么我又开始写博客了</title><link>https://www.quarkcode.cn/posts/hello-world/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/hello-world/</guid><description>写作是一种调试：把模糊的理解暴露出来，逐行修正。这是这个博客的第一篇文章，也顺便演示了 Markdown 的各种排版元素。</description><pubDate>Tue, 01 Sep 2026 00:00:00 GMT</pubDate><category>随笔</category></item><item><title>Astro 内容集合实战：这个博客是怎么搭起来的</title><link>https://www.quarkcode.cn/posts/astro-content-collections/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/astro-content-collections/</guid><description>从零搭一个「代码、图表、公式、搜索」都能打的静态博客：内容集合、Expressive Code、Mermaid、KaTeX、Pagefind 与双主题的完整方案。</description><pubDate>Thu, 20 Aug 2026 00:00:00 GMT</pubDate><category>Astro</category><category>前端工程化</category></item><item><title>示例：用穷尽检查守住 TypeScript 的分支</title><link>https://www.quarkcode.cn/posts/example-typescript-narrowing/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-typescript-narrowing/</guid><description>一篇用于演示归档的占位文章：从联合类型到 never，梳理分支收窄的基本写法。</description><pubDate>Wed, 19 Aug 2026 00:00:00 GMT</pubDate><category>示例</category><category>工程实践</category><category>TypeScript</category></item><item><title>图解 Transformer：注意力机制到底在算什么</title><link>https://www.quarkcode.cn/posts/transformer-attention/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/transformer-attention/</guid><description>把 Self-Attention 拆成一场「信息检索」：从 Q、K、V 的直觉出发，用图表和公式走一遍缩放点积注意力的完整流程。</description><pubDate>Sun, 05 Jul 2026 00:00:00 GMT</pubDate><category>人工智能</category><category>深度学习</category></item><item><title>二分查找：边界为什么这么难写对</title><link>https://www.quarkcode.cn/posts/binary-search-boundary/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/binary-search-boundary/</guid><description>二分查找只有十行，但边界条件组合出了无数 bug。用不变量思维 + 一张流程图，把所有二分变体统一成同一个模板。</description><pubDate>Sun, 14 Jun 2026 00:00:00 GMT</pubDate><category>算法</category><category>计算机科学</category></item><item><title>示例：缓存设计从命中率开始</title><link>https://www.quarkcode.cn/posts/example-cache-design/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-cache-design/</guid><description>一篇用于演示归档的占位文章：记录缓存键、失效策略与可观测性的思考框架。</description><pubDate>Wed, 08 Apr 2026 00:00:00 GMT</pubDate><category>示例</category><category>工程实践</category><category>架构</category></item><item><title>示例：给 RAG 系统建立最小评估集</title><link>https://www.quarkcode.cn/posts/example-rag-evaluation/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-rag-evaluation/</guid><description>一篇用于演示归档的占位文章：说明如何用少量代表性问题验证检索与回答质量。</description><pubDate>Wed, 11 Feb 2026 00:00:00 GMT</pubDate><category>示例</category><category>人工智能</category><category>RAG</category></item><item><title>示例：HTTP 缓存头的协作方式</title><link>https://www.quarkcode.cn/posts/example-http-caching/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-http-caching/</guid><description>一篇用于演示归档的占位文章：梳理 Cache-Control、ETag 与浏览器重新验证的关系。</description><pubDate>Mon, 03 Nov 2025 00:00:00 GMT</pubDate><category>示例</category><category>工程实践</category><category>Web</category></item><item><title>示例：并查集如何维护连通性</title><link>https://www.quarkcode.cn/posts/example-union-find/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-union-find/</guid><description>一篇用于演示归档的占位文章：用路径压缩和按秩合并理解动态连通性问题。</description><pubDate>Wed, 27 Aug 2025 00:00:00 GMT</pubDate><category>示例</category><category>计算机科学</category><category>算法</category></item><item><title>示例：本地开发环境的容器化取舍</title><link>https://www.quarkcode.cn/posts/example-container-workflow/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-container-workflow/</guid><description>一篇用于演示归档的占位文章：讨论开发容器何时减少摩擦，何时反而增加复杂度。</description><pubDate>Fri, 16 May 2025 00:00:00 GMT</pubDate><category>示例</category><category>工程实践</category><category>Docker</category></item><item><title>示例：反向传播到底在传递什么</title><link>https://www.quarkcode.cn/posts/example-backpropagation/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-backpropagation/</guid><description>一篇用于演示归档的占位文章：从链式法则理解梯度为何能逐层计算。</description><pubDate>Wed, 22 Jan 2025 00:00:00 GMT</pubDate><category>示例</category><category>人工智能</category><category>深度学习</category></item><item><title>示例：数据库索引为什么能加速查询</title><link>https://www.quarkcode.cn/posts/example-database-index/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-database-index/</guid><description>一篇用于演示归档的占位文章：从访问路径出发理解索引的收益与写入成本。</description><pubDate>Wed, 09 Oct 2024 00:00:00 GMT</pubDate><category>示例</category><category>计算机科学</category><category>数据库</category></item><item><title>示例：事件循环中的任务与微任务</title><link>https://www.quarkcode.cn/posts/example-event-loop/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-event-loop/</guid><description>一篇用于演示归档的占位文章：用执行顺序理解浏览器和 Node.js 的异步调度。</description><pubDate>Tue, 18 Jun 2024 00:00:00 GMT</pubDate><category>示例</category><category>工程实践</category><category>JavaScript</category></item><item><title>示例：递归的终止条件与调用栈</title><link>https://www.quarkcode.cn/posts/example-recursion/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-recursion/</guid><description>一篇用于演示归档的占位文章：通过一个树遍历例子观察递归的边界与空间代价。</description><pubDate>Thu, 29 Feb 2024 00:00:00 GMT</pubDate><category>示例</category><category>计算机科学</category><category>数据结构</category></item><item><title>示例：进程、线程与上下文切换</title><link>https://www.quarkcode.cn/posts/example-linux-process/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-linux-process/</guid><description>一篇用于演示归档的占位文章：用操作系统视角区分资源隔离与执行单元。</description><pubDate>Tue, 12 Sep 2023 00:00:00 GMT</pubDate><category>示例</category><category>计算机科学</category><category>操作系统</category></item><item><title>示例：网络重试为什么需要退避</title><link>https://www.quarkcode.cn/posts/example-network-retries/</link><guid isPermaLink="true">https://www.quarkcode.cn/posts/example-network-retries/</guid><description>一篇用于演示归档的占位文章：说明超时、幂等性与指数退避之间的基本关系。</description><pubDate>Sat, 04 Mar 2023 00:00:00 GMT</pubDate><category>示例</category><category>工程实践</category><category>网络</category></item></channel></rss>