RAG 完整教學 | Retrieval-Augmented Generation 運作原理、Vector DB 6 選、Chunking / Embedding / Hybrid Search、系統設計面試題
RAG 是什麼？AI 知識庫完整教學（Vector DB、Embedding、Hybrid Search、系統設計） Read More »
Technical Article
AI Agent Complete Tutorial | Agent Definition, ChatGPT vs. Claude Agent, Agent SDK Implementation, Planning / Memory / Tools, System Design Interview Questions
The 2026 engineer's toolchain has evolved from "IDE + Copilot" to "terminal + agentic".
Preface On June 28, 2016, I was 19 years old. That day, I set foot on American soil for the first time and came to New York for the first time. I stood
Two June 28ths: A Letter to Myself Ten Years Ago When I First Set Foot in New York Read More »
ReviewIn the first half of 2026, Anthropic will launch Claude Opus 4.6, Claude Code, Computer Use, and Cowork. This article breaks down the five product lines: What is Anthropic's differentiation strategy, and why are enterprise clients continuously moving from OpenAI?
Perplexity has gone from 0 to a $20 billion valuation in 2 years, with 100 million monthly users, making money without ads. If it really replaces Google Search, what will happen to the entire online advertising ecosystem? This article breaks down exactly what's going on.
Cursor, starting from forking VS Code, surged to a $20 billion valuation in 2 years. We'll break down its true moat from three aspects: technology, product, and business model: What is its real moat? Why are developers willing to pay $20 per month?
Cursor's $20 Billion Valuation Secret: Decoding Why This AI Editor is Beating Copilot Read More »
Technology Innovation ColumnMCP (Model Context Protocol) is an AI tool standard protocol launched by Anthropic, which Google and OpenAI have also followed. If you write code, build SaaS, or want to integrate your own system with AI, this guide will teach you step-by-step.
What is MCP? Software engineers understand AI tool standard protocols with one article. Read More »
Technical ArticleClaude Opus 4 and GPT-5 Launch Simultaneously, With Big Differences in Price, Context Length, and Agent Capabilities. We Real-World Tested and Compared Them Across 8 Aspects to Help You Decide Which to Choose for Your Scenario.
Claude Opus 4 vs. GPT-5: 8 Key Differences to Understand Which AI to Choose Read More »
Technology Innovation Column
Given a collection of candidate numbers (candidates) and a target number (target), find all unique combinations in candidates where the candidate numbers sum to target.
Each number in candidates may only be used once in the combination.
Note: The solution set must not contain duplicate combinations.
[LeetCode] 0040. Combination Sum II Read More »
Leetcode, Technical Article