Top Architect focuses on sharing practical architecture knowledge, covering enterprise, system, website, large‑scale distributed, and high‑availability architectures, plus architecture adjustments using internet technologies. We welcome idea‑driven, sharing‑oriented architects to exchange and learn together.
Learn how to replace tangled if‑else login code with a clean, extensible architecture using Spring Boot, combining the Factory pattern to instantiate strategy beans and the Strategy pattern to encapsulate each login method (password, WeChat, SMS, etc.), enabling easy addition of new authentication types.
This article presents an objective, data‑backed comparison of popular Java backend frameworks—evaluating performance, ecosystem maturity, learning curve, development efficiency, and enterprise adoption—to help developers choose the most suitable technology for their specific scenarios.
An online payment service suffered invisible data loss and lock timeouts because a newly deployed business branch failed to commit its transaction, leading to polluted connections that were reused by other services, and the article explains the root cause, debugging steps, code fixes, and preventive measures.
This article walks through installing the libmaxminddb library, downloading and compiling the ngx_http_geoip2 module, upgrading Nginx to version 1.18, adding the latest GeoLite2 database, configuring Nginx to reject non‑Chinese IPs, and verifying the setup with test requests.
This article provides a comprehensive overview of microservice architecture, outlining its core goals, design principles, and a wide range of decomposition, integration, database, event‑driven, observability, and cross‑cutting concern patterns, complete with practical examples and diagrams.
This article explains how the Guardian Spring Boot starter provides a lightweight solution for preventing duplicate API submissions and applying rate‑limiting, covering Maven dependencies, annotation and YAML configurations, key generation strategies, response handling modes, Redis versus local storage, context‑path compatibility, concurrency safety, and built‑in monitoring features.
JetBrains AIR transforms AI‑assisted programming from an optional add‑on into the core workflow of a brand‑new IDE, offering a three‑step process for installing, defining tasks, and reviewing AI‑generated code while providing configurable permissions, parallel task execution, and extensible MCP integration.
This guide introduces the open‑source ModernWMS warehouse management system, lists required Linux and Windows environments, and provides step‑by‑step commands for compiling the frontend and backend, setting up .NET and Node.js, configuring Nginx, and deploying the application via Docker.
The article explains how excessive if‑else branching in backend services leads to fragile code, introduces a workflow engine and plugin extension mechanism to isolate business logic, shows concrete configuration and execution steps using the open‑source MemberClub project, and provides the full Java implementation of the FlowChain executor.
This article walks through the business scenarios for QR codes, evaluates Java libraries, provides a reusable utility class, and demonstrates step‑by‑step code for creating plain, parameterized, and logo‑embedded QR codes while sharing best‑practice tips and common pitfalls.
