Victory
ProgramRocketMQ Overview: Architecture, Components, and Message Flow
An in-depth overview of Apache RocketMQ, covering its core features, NameServer, Broker, Client internals, and message storage.
All Posts
47 posts
Victory
Side ProjectFrom VPS to Secure Internet Access: A Practical Guide
A step-by-step guide to purchasing a low-cost VPS and setting up secure internet access using SSR or V2Ray, with optional server optimizations.
Victory
ProgramTroubleshooting a Gradle Build Failure: Missing DoNotMock
A real-world case study of diagnosing and fixing a Gradle build failure caused by dependency conflicts in error_prone_annotations.
Victory
ProgramOTA Industry Knowledge: Key Concepts and Booking Flow
An overview of essential OTA (Online Travel Agency) concepts, systems, and booking workflows used in the travel industry.
Victory
ProgramApache Flink for Beginners: Architecture, Concepts, and Stream Processing
A comprehensive introduction to Apache Flink, covering big data architectures, stream processing fundamentals, and Flink’s core features.
Victory
ProgramProject Retrospective: Lessons from a Real-World System
A practical project retrospective covering system goals, technology choices, performance bottlenecks, and operational lessons.
Victory
ProgramScraping and Parsing Chinese Disaster Early Warning Information
How to scrape disaster warning data from China Weather Network and parse XML responses using Java and Jackson.
Victory
ProgramDiagnosing CPU Spikes Caused by Tomcat Hot Deployment
A real-world troubleshooting guide to identifying and fixing abnormal CPU spikes caused by Tomcat hot reload behavior in production.
Victory
ProgramDiagnosing Slow Response Issues in Production Systems
A real-world incident analysis of slow responses in a WeChat platform, covering concurrency spikes, Tomcat limits, and database bottlenecks.
Victory
ProgramReflections on Project Refactoring
Practical lessons and management insights gained from real-world system refactoring projects, focusing on data migration, team coordination, and technology choices.
Victory
ReadingHandling Consistency Problems in Distributed Systems
A practical overview of why consistency issues occur in distributed systems and how to design for eventual consistency using proven patterns.