ZCY Technology Team (Zero), based in Hangzhou, is a growth-oriented team passionate about technology and craftsmanship. With around 500 members, we are building comprehensive engineering, project management, and talent development systems. We are committed to innovation and creating a cloud service ecosystem for government and enterprise procurement. We look forward to your joining us.
Taro is a cross‑platform development framework that lets developers write a single codebase using React‑like syntax to compile mini‑programs, H5 pages, and mobile apps, handling API differences, UI component translation, and performance optimizations such as prerendering.
This article explains how Spring handles common circular dependencies between singleton Beans by employing a three‑level cache (singletonObjects, earlySingletonObjects, singletonFactories), detailing the prerequisites, cache structures, workflow, and key source code snippets that illustrate the underlying mechanism.
This article explains how to analyze and visualize Flutter project dependencies by extracting information from pubspec.yaml and the Flutter dependency tree, converting it into a unified data model, and rendering clear dependency graphs using Graphviz's DOT language through the gviz Dart package.
This article explains Java's Service Provider Interface (SPI) mechanism and compares it with Dubbo's enhanced SPI implementation, highlighting how Dubbo addresses the limitations of native Java SPI through configuration format changes and lazy loading.
The article presents a comprehensive strategy for handling API outages by storing data locally with IndexedDB, synchronizing updates through a CDN, and implementing Axios interceptors and Node‑based scheduled jobs to ensure seamless user experience without white‑screen failures.
This guide explains how to deploy the high‑performance MPP database StarRocks 3 on ARM servers by using Docker images, configuring FE and BE nodes, adjusting Java versions, integrating with Hadoop/Hive, and setting up monitoring and log‑cleanup scripts.
This article provides an in‑depth overview of Spring Validation, covering standard Bean Validation 2.0 annotations, Hibernate extensions, the differences between @Valid and @Validated, practical usage in controllers, programmatic validation, Dubbo integration, group validation, and how to create custom validation annotations with full code examples.
Thread pools are essential for managing concurrent tasks efficiently, reducing resource overhead by reusing threads instead of creating new ones for each task, which is crucial for handling high-volume operations like exporting large datasets to Excel.
This article provides an extensive overview of software architecture, covering its definition, history, core concepts, design principles, complexity sources, design process, performance, high availability, scalability, and practical implementation techniques for large‑scale web systems.
This article explains how to quickly build a data‑driven dashboard featuring a pseudo‑3D map, radar and line charts using layered flat maps, ECharts configuration, interaction handling, and visual enhancements such as click‑highlight and ripple effects.
