AleksChen

Full-stack Engineer / AI Builder

I turn frontend experience, backend services, AI workflows, and growth experiments into practical products. This site prioritizes reusable implementation notes, source-code reading, and engineering judgment.

Full-stack EngineerAI BuilderGrowth Engineer

Latest writing

Implementation notes, technical breakdowns, and field reports.

3/15/2026

The Art of Constraint: From Primogeniture to Harness Engineering

Exploring the underlying logic of civilization and technology: How the ancient system of primogeniture and modern AI Harness Engineering both utilize 'constraint' to transform chaos into order and power.

#AI

7/17/2025

Integrating Kimi K2 Model into Claude Code

A step-by-step guide on how to integrate the Kimi K2 model into Claude Code, including environment setup, API Key configuration, model switching verification, and troubleshooting.

#AI

4/3/2025

SSE Server-Sent Events

A comprehensive guide to Server-Sent Events (SSE) from principles to code, covering communication mechanisms, client APIs, server implementations, and common use cases.

#Network

4/1/2025

Integrating Figma MCP with Cursor

A complete guide on integrating Figma MCP with Cursor, including environment setup, starting the MCP service, configuring mcp.json, and efficiently converting designs to code.

#Figma#AI

1/9/2025

The Minimum Delay Mechanism of setTimeout

An in-depth explanation of JavaScript's setTimeout minimum delay mechanism, combining HTML specifications and browser implementations to explain why a 0ms timer is clamped to 4ms.

#JavaScript

12/13/2024

Floating-Point Rendering Differences in H5: iOS vs Android

A comparison of floating-point rendering differences between iOS and Android in H5, analyzing text, layout, and borders, with cross-platform compatibility tips.

#Android#iOS

10/23/2020

Vue3 Compiler Macros: Usage and Principles

A systematic overview of the usage and underlying principles of Vue3 compiler macros, covering common macros like defineProps, defineEmits, withDefaults, and defineModel.

#Vue

8/23/2017

Handwritten instanceof Implementation

A detailed explanation of the principles behind JavaScript's instanceof operator and how to implement it from scratch.

#JavaScript