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...
2023-11-09 15:34:23 0 1 233
问题是在开发模式下服务器速度非常慢。我启动服务器,然后在浏览器中启动页面并等待3-6分钟以加载页面!最初,ViteJs下载了几千字节的资源,然后请求处于“待处理”状态2-3分钟。
2023-10-31 13:42:49 0 1 291
Internet Explorer does not support mailto in form actions for HTML form emails
应该发生的是,用户电子邮件客户端打开一封新电子邮件,并设置主题并将表单文本框发布到表单正文中。然后网站访问者只需发送电子
2023-10-26 19:06:49 0 1 318
When the window is reduced to less than 90%, the jQuery top scroll bar fails
2023-09-12 12:33:19 0 1 330
Programmatically display filenames in file input: Implemented using Angular
2023-09-10 14:51:49 0 1 260
Course Introduction:在Java框架中实现安全并发访问需采取以下措施:线程安全:使用synchronized块、原子变量或锁来确保线程并发访问对象的行为是一致的。数据竞争:避免在共享变量上执行复杂操作,使用并发容器,或通过同步或锁定访问来防止数据竞争。实战案例:通过在Counter类的increment()和getCount()方法上使用synchronized关键字,使用同步技术来确保对共享变量count的并发访问是安全的。
2024-07-01 comment 649
Course Introduction:并发编程和数据库访问在Java框架中至关重要,考虑事项包括:事务:确保数据库操作的原子性和一致性。锁:控制对资源的访问,悲观锁(悲观)和乐观锁(乐观)。连接池:管理数据库连接,提高性能和可扩展性。异步处理:异步数据库访问和响应式编程,提高并发性,避免阻塞。数据库隔离级别:管理并发事务。读写分离:提高性能,将只读操作路由到复制数据库。分布式事务:跨多台数据库服务器的事务协调。
2024-07-01 comment 0 524
Course Introduction:在C++并发编程中,共享内存访问问题包括数据竞争、死锁和饥饿。解决方案有:原子操作:确保对共享数据的访问是原子性的。互斥锁:一次只允许一个线程访问临界区。条件变量:线程等待某个条件满足。读写锁:允许多个线程并发读取,但只能允许一个线程写入。
2024-05-28 comment 857
Course Introduction:在并发访问共享数据结构中,C++STL提供了处理数据竞争的机制:互斥量:仅允许一个线程同时访问共享数据;读写锁:允许多个线程同时读取但仅一个线程写入;原子操作:无需锁就能进行简单的操作,如计数器递增。
2024-05-24 comment 0 326
Course Introduction:摘要:Java提供了多种并发访问机制来解决对象并发访问问题:同步块和方法:使用synchronized关键字,一次仅允许一个线程访问代码块或方法。锁:创建锁对象,并使用synchronized同步其访问。原子变量:使用Java的AtomicInteger等原子变量,实现线程安全地读写基本类型。
2024-04-11 comment 0 127