Engineering
The craft: writing, shipping and fixing real systems.
Backend, frontend and full-stack engineering — languages, frameworks, data pipelines, debugging and performance.
Spring Boot 程式碼載入深度解析：從編譯到物件實例化完整流程
深入探討 Spring Boot 應用程式的程式碼載入機制，從 Java 原始碼編譯、類別載入、到 Spring Bean 物件實例化的完整流程分析。
JVM 記憶體深度解析：堆疊與堆積記憶體完整指南
深入探討 JVM 記憶體結構，包含堆疊記憶體、堆積記憶體的運作原理、配置策略及效能最佳化技巧，搭配實際程式碼範例與圖解說明。
AWS Load Balancers: Complete Guide - Application, Network, Gateway, and Classic Load Balancers Comparison with Implementation
Master AWS Load Balancers with comprehensive comparisons of ALB, NLB, GWLB, and CLB. Learn when to use each type, advanced features, health checks, auto-scaling integration, and production-ready configurations with real-world examples.
AWS API Gateway: Complete Guide with Load Balancer Comparison, Microservices Architecture, and Java Implementation
Master AWS API Gateway with comprehensive comparisons to load balancers, microservices integration patterns, and production-ready Java implementations. Learn when to use API Gateway vs Load Balancer, security best practices, and scaling strategies.
Webhooks: Complete Guide with Java Implementation - Event-Driven Architecture, Real-Time Integrations, and Best Practices
Master webhooks with comprehensive comparisons to HTTP calls and polling, real-world Java implementations, and practical examples using Stripe, Shopify, and GitHub APIs. Learn when to use webhooks, security best practices, and production-ready patterns.
Redis Sentinel: Complete High Availability Setup Guide with Java Integration and Monitoring
Master Redis Sentinel for high availability with comprehensive setup guides, mode comparisons, failover mechanisms, and production-ready Java integration. Learn monitoring, troubleshooting, and best practices for enterprise deployments.
MySQL Sharding Strategies: A Comprehensive Guide to Horizontal Scaling, Partitioning Methods, and Implementation Patterns
Master MySQL sharding strategies with detailed comparisons of horizontal partitioning, range-based sharding, hash-based sharding, and directory-based approaches. Learn implementation patterns, pros/cons, and real-world use cases for scaling databases.
Essential Design Patterns in Java: A Comprehensive Guide to Creational, Structural, and Behavioral Patterns
Master essential design patterns in Java with practical implementations. Learn Singleton, Factory, Builder, Observer, Strategy, Decorator, and more patterns with real-world examples, best practices, and performance considerations.
🛍️ Building a Modern E-commerce Shopping Cart with Spring Boot & Stripe Payment Integration
A complete e-commerce shopping cart system built with Spring Boot backend and Vue.js frontend, featuring Stripe payment integration, JWT authentication, and full CRUD operations for products, categories, and cart management.
Java Learning Journey: Fundamentals to Advanced
Complete exploration of Java programming concepts through practical examples, covering core language features, object-oriented principles, design patterns, modern frameworks, and advanced topics like reactive programming and microservices.
Building Real-Time Chat Room with Spring Boot WebSocket
Comprehensive guide to building a scalable, real-time chat room application using Spring Boot WebSocket, STOMP protocol, and Redis clustering for enterprise-grade messaging solutions.
Building NYC Taxi Data Pipeline with Spark and Kafka
Complete guide to building a production-ready data engineering pipeline for processing NYC taxi trip records using Apache Spark, Kafka streaming, Hadoop ecosystem, and AWS cloud infrastructure.
Building Employee Management System with Spring Boot and Vue.js
Comprehensive guide to building a modern employee management system using Spring Boot microservices architecture and Vue.js frontend, designed for enterprise scalability and extensibility.
SpringDataPlatform: Apache Flink Management System
深度介紹 SpringDataPlatform 專案：一個基於 Spring Boot + Vue.js 的企業級 Apache Flink 任務管理平台，支援多種任務提交方式、即時監控和互動式數據處理。
Building a Spotify Playlist Application with Spring Boot and Vue.js
使用 Spring Boot 後端與 Vue.js 前端，整合 Spotify API 打造智能音樂推薦系統，突破 Spotify 原生推薦限制，提供更主動的音樂探索體驗。
Building Production Kubernetes Platform on AWS EKS
Deep dive into architecting a comprehensive Kubernetes platform on AWS EKS with integrated data processing, monitoring, and observability using infrastructure as code.
Building Scalable WordPress on AWS ECS Fargate
Comprehensive guide to deploying production-ready WordPress on AWS ECS Fargate, exploring containerization strategies, infrastructure decisions, and scalability patterns for high-traffic content management systems.
Building Serverless URL Shortener with AWS CDK
Deep dive into designing and building a production-ready URL shortener using AWS serverless services, exploring architectural tradeoffs, and implementing with AWS CDK.
Microservices Architecture Patterns: Lessons from Scale
Deep dive into proven microservices architecture patterns that help organizations scale their systems effectively while maintaining reliability and developer productivity.
Database Performance Optimization: From Slow Queries to Sub-millisecond Response Times
A comprehensive guide to database performance optimization techniques that helped us reduce query response times from seconds to milliseconds.
Building Resilient Systems: Handling Failure at Scale
How we built systems that gracefully handle failures and maintain service availability even when components fail.
Part 3 — Java Concurrency Part 3: Design Patterns with Thread Interfaces - Producer-Consumer, Observer, and Enterprise Patterns
Master concurrent design patterns using Java thread interfaces: Producer-Consumer, Observer, Command, Strategy, and Enterprise patterns. Learn practical implementations with Runnable and Callable, including pros/cons and real-world use cases.
Part 2 — Java Concurrency Deep Dive Part 2: Mastering Runnable, Callable Patterns and Internal Mechanisms
Deep dive into Java concurrency fundamentals: Runnable and Callable internals, thread synchronization mechanisms, memory models, and advanced patterns. Master the building blocks of Java concurrent programming.
Java Concurrency and Threading: Complete Guide to Runnable, Callable, and Modern Thread Patterns
Comprehensive guide to Java concurrency and threading mechanisms. Learn Runnable vs Callable, ExecutorService, CompletableFuture, and advanced threading patterns with practical examples and performance analysis.
SAGA Pattern: Managing Distributed Transactions in Spring Boot Microservices
Complete guide to implementing SAGA pattern for distributed transactions in Java Spring Boot applications. Learn orchestration vs choreography approaches, failure handling, and best practices with real-world examples.