Course 2857
Course Introduction:Course introduction: 1. Cross-domain processing, token management, route interception; 2. Real interface debugging, API layer encapsulation; 3. Secondary encapsulation of Echarts and paging components; 4. Vue packaging optimization and answers to common problems.
Course 1795
Course Introduction:Apipost is an API R&D collaboration platform that integrates API design, API debugging, API documentation, and automated testing. It supports grpc, http, websocket, socketio, and socketjs type interface debugging, and supports privatized deployment. Before formally learning ApiPost, you must understand some related concepts, development models, and professional terminology. Apipost official website: https://www.apipost.cn
Course 5521
Course Introduction:(Consult WeChat: phpcn01) The comprehensive practical course aims to consolidate the learning results of the first two stages, achieve flexible application of front-end and PHP core knowledge points, complete your own projects through practical training, and provide guidance on online implementation. Comprehensive practical key practical courses include: social e-commerce system backend development, product management, payment/order management, customer management, distribution/coupon system design, the entire WeChat/Alipay payment process, Alibaba Cloud/Pagoda operation and maintenance, and project online operation. .....
Course 5172
Course Introduction:(Consult WeChat: phpcn01) Starting from scratch, you can solve conventional business logic, operate MySQL with PHP to add, delete, modify, and query, display dynamic website data, master the MVC framework, master the basics of the ThinkPHP6 framework, and learn and flexibly master all knowledge involved in PHP development. point.
Course 8713
Course Introduction:(Consult WeChat: phpcn01) The learning objectives of the front-end development part of the 22nd issue of PHP Chinese website: 1. HTML5/CSS3; 2. JavaScript/ES6; 3. Node basics; 4. Vue3 basics and advanced; 5. Mobile mall/ Website background homepage layout; 6. Automatic calculation of tabs/carousels/shopping carts...
在多台web服务器 部署hibernate 操作数据库 需要分布式事务吗 就用传统单机的方式 访问数据库 会有问题吗 业界是怎么处理这种问题的
2017-06-23 09:14:37 0 1 784
javascript - Node.js 中的信号机制与事件机制◔ ‸◔?
发现在 Node.js 中进程间通信使用的信号机制与事件机制十分相似(见下方代码示例),这背后有什么道理吗?或者一种设计模式? signal {代码...} event {代码...}
2017-05-16 13:43:18 0 1 337
2017-04-18 10:54:05 0 2 1047
2017-04-18 09:36:05 0 3 370
2017-04-17 17:21:07 0 1 270
Course Introduction:在PHP中的SOA中实现分布式事务的常用策略包括:通过消息队列进行分布式事务:使用消息队列异步处理事务步骤,确保最终一致性。使用分布式事务管理器:使用专门的工具协调和恢复分布式事务。使用事务补偿:通过失败重试和补偿操作,确保事务一致性。
2024-06-08 comment 229
Course Introduction:在Java微服务架构中处理分布式事务的最佳实践包括:选择合适的框架(如SpringCloudSleuth);采用两阶段提交协议;使用补偿机制;考虑使用Saga模式;利用分布式锁。
2024-06-02 comment 0 739
Course Introduction:Java分布式事务处理趋势:Saga模式:将事务分解为独立步骤,支持补偿和最终一致性。事件驱动型DTP:使用事件总线协调分布式事务,发布事件触发后续操作或补偿。微服务架构:适应微服务环境,在多个微服务间管理事务。未来展望:自动化补偿:利用AI/ML技术提高补偿效率和准确性。跨语言DTP:支持异构系统中不同语言的分布式事务处理。
2024-06-02 comment 701
Course Introduction:分布式事务在高并发下优化的策略包括:1.使用分布式事务协调器(如ZooKeeper);2.优化数据分片;3.使用异步处理;4.优化锁机制;5.缩小事务范围。这些优化策略有助于提高并发处理能力,降低事务失败率,确保分布式系统的稳定性。
2024-06-02 comment 845
Course Introduction:Java分布式事务处理存在三大常见问题:跨服务事务、死锁和数据不一致。针对第一个问题,使用事务协调器协调操作;第二个问题,采用死锁检测和避免机制;第三个问题,使用分布式数据存储保证数据一致性。
2024-06-01 comment 339