RAG 进阶指南:别只盯着向量数据库,Elasticsearch 才是扫地僧

Posted on Thu 15 January 2026 in AI • Tagged with RAG, Elasticsearch, Vector Search, LLM, Hybrid Search

你的 RAG 系统总是在胡说八道?多半是检索拖了后腿。本文基于 Medium 高赞文章,深度解析如何利用 Elasticsearch 的混合检索、函数得分等高级特性,拯救你那“弱不禁风”的 RAG。


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用 Eino 构建 AI Agent:Go 开发者的 LangChain 终于来了

Posted on Wed 14 January 2026 in Journal • Tagged with golang, ai-agent, eino, llm, cloudwego

字节跳动开源的 Eino 框架,让 Go 开发者也能优雅地构建 AI Agent——本文带你从零开始,用 Go 写一个智能穿衣助手


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2026 年一人公司最值得投入的开源项目

Posted on Wed 14 January 2026 in Journal • Tagged with opensource, indie-hacker, one-person-company, saas, ai

写给独立开发者和一人公司——这些开源项目可以帮你快速构建产品、降低成本、实现盈利


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写给即将读研的你:一个老程序员的入行指南

Posted on Wed 14 January 2026 in Journal • Tagged with career, graduate, software-engineering, robotics, game-development, advice

写给机械本科跨考计算机研究生的你——关于定方向、打基础、赶潮流的一些掏心窝的话,特别聊聊机器人和游戏开发这两个方向


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使用第一性原理做架构设计

Posted on Tue 13 January 2026 in Journal • Tagged with journal, blog, architecture, design, first-principles

用第一性原理做架构设计:从“本质需求”推导到“可演进系统”


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Cursor 的三板斧:Rules, Commands 与 Agent Skills

Posted on Mon 12 January 2026 in Journal • Tagged with cursor, ai-coding, agent, mcp, productivity

深入理解 Cursor 的 Rules、Commands 和 Agent Skills——它们不只是配置文件,而是"教 AI 如何帮你干活"的说明书


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职场中那些“活得最久”的方法论缩写

Posted on Sun 11 January 2026 in Journal • Tagged with journal, blog

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数学之美:四种心形线方程汇总

Posted on Tue 06 January 2026 in Journal • Tagged with math, geometry, heart

汇总四种开口方向的心形线(Cardioid)方程:直角坐标、参数方程及极坐标方程,附赠情人节爱心公式。


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最通用的 6 大演讲框架

Posted on Mon 05 January 2026 in Journal • Tagged with journal, blog

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编程的未来

Posted on Thu 01 January 2026 in JournalTags: journal, blog

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别了, 2025

Posted on Wed 31 December 2025 in Journal • Tagged with journal, blog

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AI Agent 设计与落地

Posted on Sun 28 December 2025 in Journal • Tagged with journal, blog

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漫漫人生路

Posted on Sun 21 December 2025 in Journal • Tagged with journal, blog

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Java 老矣, 尚能饭否

Posted on Sat 20 December 2025 in Journal • Tagged with journal, blog

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警惕!你的 Go 程序正在偷偷"泄漏" —— 详解 Goroutine Leak

Posted on Sat 13 December 2025 in Tech • Tagged with golang, goroutine-leak, memory-leak, troubleshooting, performance

以为有了 GC 就可以高枕无忧?太天真了!Go 程序中最隐秘的杀手 —— Goroutine Leak,正在悄悄吃掉你的内存。本文带你深入现场,手把手教你如何发现、排查并彻底消灭它。


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Tips for Vibe Coding with Cursor: 别让 AI 猜你的心思

Posted on Sun 30 November 2025 in Journal • Tagged with journal, blog, cursor, ai-coding, vibe-programming, prompt-engineering

别让 Cursor 猜谜。分享 Prompt Engineering、SDD、TDD 和增量开发技巧,让 AI 真正成为你的结对编程伙伴,而不是制造 Bug 的机器。


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Vibe Coding from 0 to 1

Posted on Sat 22 November 2025 in Journal • Tagged with journal, blog, product-management, agile, mvp

从一个老 Scrum PO 的视角,聊聊如何从零开始构建真正有价值的产品,拒绝自嗨,拒绝PPT造车。


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银弹来了吗?

Posted on Sat 15 November 2025 in Journal • Tagged with journal, blog

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Spec Driven Development

Posted on Sun 09 November 2025 in Journal • Tagged with journal, blog, spec-driven-development, sdd, bdd, tdd, fdd, ddd, literate-programming, openapi, api-design

深入探讨规范驱动开发(SDD):对比 FDD、DDD、BDD 与文学编程,提供完整的实践案例、工具使用指南及简化方案,附带 8+ Mermaid 可视化图表


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Vibe 编程的新范式:在 AI 时代重新定义软件开发

Posted on Fri 07 November 2025 in Journal • Tagged with journal, blog, vibe-programming, ai, prompt-engineering, llm, context-engineering

探讨 AI 时代的编程新范式:从传统编码到 Vibe 编程,强调人在其中的关键作用——提问、判断、决策和创新能力的重要性


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