A knowledge base that logs daily experiences and learning journeys, sharing them with you to grow together.
This tutorial walks through the limitations of simple prompt usage, introduces LangChain as a framework for building full‑featured LLM applications, explains its core concepts and components, and provides step‑by‑step code examples for installing, configuring, and running a basic LangChain demo.
This article walks readers through the fundamentals of prompt engineering—covering role, context, instruction, examples, and output formatting—then demonstrates a step‑by‑step construction of a sophisticated SQL‑generation prompt, complete with concrete code snippets, best‑practice tips, and reference resources.
This article walks through the entire process of deploying the DeepSeek‑R1 large language model on a personal machine, covering hardware requirements, Ollama installation, model download, service startup, remote access configuration, and visual UI integration with Dify, complete with concrete commands and screenshots.
This guide explains why programmers should embrace AI, outlines a four‑stage learning roadmap covering model fundamentals, practical development skills, advanced project work, and continuous community engagement, and lists mainstream large models, frameworks, and API platforms to get started.
This guide walks through creating a Chrome extension using Vue and Vite, covering project initialization, multi‑entry Rollup configuration for background scripts, UI development with tdesign‑vue‑next, debugging hash‑related loading issues, and final deployment steps.
This article explains the fundamentals of web‑based live streaming using HLS and HTTP‑FLV, compares their trade‑offs, and then dives into a detailed side‑by‑side analysis of Vue Composition API and React Hooks, highlighting implementation differences, performance considerations, and practical usage tips.
This weekly tech roundup explains how JavaScript sandboxes isolate code, details a low‑cost AST‑based code‑scanning approach, compares Vue, React and Angular, and shows how domain‑driven design and CSS variables can streamline modern front‑end development.
This weekly digest explores model‑centric front‑end architecture challenges, monorepo benefits, new Chrome performance metrics, a hands‑on evaluation of Webpack 5, and edge‑enabled rendering techniques, offering concrete examples and practical insights for modern web developers.
This weekly roundup shares practical front‑end knowledge, detailing step‑by‑step large file upload slicing with MD5 checks, strategies to replace bulky if‑else chains such as table‑driven maps and chain‑of‑responsibility, and concise overviews of HTTP/3’s QUIC origins and Deno 1.0’s Rust‑based runtime.
This weekly tech roundup explains the continuation concept in JavaScript, shows how CallCC underpins React hooks, highlights 2020 front‑end trends like low‑code, serverless and AI‑driven UI generation, and reports on recent Flutter web developments and a controversial COVID‑related news story.
