The archive

09.06 My First Day with GPT-6 Astra

08.18 Agents, Skills, and Models: Reflections from Alibaba AI Night School

08.02 Building a Codex Plugin for Multichannel Publishing from Yuque

07.19 Designing an AI Operations Platform with AgentScope

06.07 Reflections on Writing 10,000 Lines of Code with Qoder

04.13 A Practical Guide to Claude Code Commands

04.05 My 2025: An Annual Review

01.10 How Large Models and Agents Are Democratizing Technology

01.04 How Cross-Border E-Commerce Transactions Work

12.24 Machine Learning for Backend Developers in the Age of Large Models

10.07 Why So Many Students Choose to Study in Hong Kong

09.17 Why the Digital Renminbi Matters in an Online Payment Economy

09.07 Understanding Bitcoin and Blockchain from First Principles

08.15 A MacBook Pro Setup Guide for Developers

03.07 My 2024: Promotion, a Half Marathon, and Studying Across Hong Kong and Shenzhen

02.16 Three Years at Alibaba: Personal Reflections Beyond Technology

06.15 Building and Testing a Distributed Lock

07.09 Handling Hot Reads and Writes

05.07 Handling Message Idempotency in Queue Consumers

05.05 Sperm Donation: The Process and Personal Reflections

04.25 Troubleshooting a MetaQ Consumer Backlog

02.18 Unit and Integration Testing in Spring Projects

02.07 Understanding Zero-Copy I/O

10.30 Coordinating Multiple I/O Calls in Java

08.09 Handling Exceptions in Java Thread Pool Tasks

05.14 Reflections on Life and Death Are Wearing Me Out

05.04 Protocols and Scheduling Patterns for Microservice Interaction

01.21 The Evolution of My Technical Knowledge System

01.16 Lessons from My First Technical Project Management Role

12.12 Understanding the Log4j Remote Code Execution Vulnerability

09.19 Building a Frontend-Free Operations Platform

08.07 Analyzing Multithreaded Consumption in RocketMQ

07.31 Spring Initialization Failures with BeanPostProcessor and Circular Dependencies

07.19 Handling Multiple Business Scenarios in an MQ Consumer

04.29 The Technical Knowledge System I Built at University

04.04 Practical Techniques for Productive Spring Development

03.22 A Practical Guide to Customizing Hexo Themes

02.17 An Analysis of Spring MVC Internals

01.27 How Spring MVC Resolves @RequestBody Parameters

01.15 An Overview of Instant Messaging System Architecture

01.10 A Personal Review of A Little Red Flower

12.22 Building a Custom Parameter Parser for Spring MVC

12.21 From Interview Skills to Business Impact: A Framework for Engineering Growth

12.17 Java Runtime Memory: Object Storage and Class Loading

12.16 Building a Blog with Hexo and GitHub Pages

12.14 Lessons from an Outsourcing Project

10.17 Reflections on My University Years

03.23 A Personal Review of So Long, My Son