Course 28867
Course Introduction:java online learning Spring framework, which is a Java open source framework created to solve the complexity of enterprise application development and is widely used. One of the "S"s in the very popular SSH architecture in the industry refers to Spring.
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. .....
Get the x and y coordinates of the video picker to resize and drag based on the video resolution
2023-09-19 10:00:05 0 1 238
2023-09-15 17:55:14 0 1 167
The JSONArray field of the Spring Boot returned model is empty
2023-09-12 15:56:44 0 1 247
Spring batch job not starting in development environment
2023-09-06 10:01:50 0 1 201
Spring Authorization Server 1.0.0: javascript error when requesting /oauth2/token
2023-09-04 15:24:41 0 1 202
Course Introduction:在SpringBoot中管理事务可以使用@Transactional注解来完成。在这篇博文中,我们将探讨如何使用@Transactional来确保数据一致性并简化SpringBoot应用程序中的错误处理。1.基本使用要使用@Transactional,您通常将其放置在您想要事务行为的服务类的方法上。导入org.springframework.stereotype.Service;导入org.springframework.transaction.annotation.Transactional;@服务公共
2024-07-09 comment 316
Course Introduction:How to set the transaction isolation level in Spring: 1. Use the @Transactional annotation; 2. Set it in the Spring configuration file; 3. Use PlatformTransactionManager; 4. Set it in the Java configuration class. Detailed introduction: 1. Use the @Transactional annotation, add the @Transactional annotation to the class or method that requires transaction management, and set the isolation level in the attribute; 2. In the Spring configuration file, etc.
2024-01-26 comment 0 951
Course Introduction:How to implement spring programmatic transactions: 1. Use TransactionTemplate; 2. Use TransactionCallback and TransactionCallbackWithoutResult; 3. Use Transactional annotations; 4. Use TransactionTemplate in combination with @Transactional; 5. Customize the transaction manager.
2024-01-08 comment 284
Course Introduction:Exception classification Checked exceptions (checkedexceptions): Exceptions under Exception except RuntimeException Unchecked exceptions (uncheckedexceptions): RuntimeException and its subclasses and errors (Error) @Transactional annotation attribute detailed attribute type description valueString optional qualification descriptor , specify the transaction manager used propagationenum:Propagation optional transaction propagation behavior setting isolationenum:Isolation optional transaction isolation level setting rea
2023-04-20 comment 0 935
Course Introduction:The differences between spring-webmvc and spring-web: 1. Infrastructure and integration; 2. Dependencies; 3. Project structure and features; 4. Usage scenarios. Detailed introduction: 1. Infrastructure and integration, Spring Web: Provides the infrastructure of Spring-based Web services, including core HTTP integration, Servlet filters, Spring HTTP Invoker, etc. Spring Web MVC is an implementation of Spring MVC, etc. .
2024-01-05 comment 0 833