Course 17583
Course Introduction:No matter how complex the page is, it has a certain structural level. HTML5 is a powerful tool to describe this structural level and web page elements. Follow me and conquer it.
Course 2844
Course Introduction:Operation and maintenance is not tiring, just a little tiring! Linux operation and maintenance website architecture, learn how to survive as an operation and maintenance engineer, corporate website, server deployment, whole network monitoring and other knowledge points are all here; this course is reprinted from Bilibili: https://www.bilibili.com/video /BV16c411T7z4
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. .....
Using triggers and constraints to limit the number of records in MySQL
2023-11-14 13:35:02 0 4 434
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MySQL syntax for updating specific key/value pairs in JSON array
列中的数据具有以下结构(json数组可能包含多个json对象):[{"ste":"I","tpe":"PS"},{"
2023-11-06 14:50:43 0 1 269
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Course Introduction:通过代码重构(优化代码结构)和重构(修改代码结构提升性能),可以有效优化C++框架性能。具体重构技巧包括:使用重构工具自动执行常见任务。遵循SOLID原则创建灵活可维护的代码。消除代码异味,提高可读性和可维护性。具体重构技巧包括:减少间接调用以降低开销。优化数据结构以提升查找速度。并行化代码以利用多核CPU。使用缓存技术存储频繁访问的数据,提升性能。
2024-06-13 comment 385
Course Introduction:垫圈结构键盘通过在键帽下放置垫圈,提供更舒适、更安静的打字体验。优点包括手感舒适、操作安静、耐用性和个性化;缺点包括响应时间慢、按键行程短、精确度低和昂贵。
2024-06-13 comment 0 169
Course Introduction:Redis 使用以下底层数据结构实现各种数据类型:哈希表:键值对存储跳跃表:有序数据结构的快速查找字典树:前缀匹配和自动完成功能整形数组:有序整数存储压缩列表:小字符串和整数列表的紧凑存储链表:双向链表
2024-06-12 comment 0 917
Course Introduction:使用Java框架构建高性能应用程序至关重要,可选择合适的框架(SpringBoot之类),并采用缓存、异步处理、代码分析和负载平衡等优化技巧来提高性能,从而为用户提供顺畅体验并实现业务效益最大化。
2024-06-12 comment 0 469
Course Introduction:数据分析中,PHP数据结构有哪些?数组:有序集合,存储同类型元素。散列表:键值对集合,高效查找基于键的元素。队列:先进先出(FIFO)数据结构,用于处理等待队列。栈:后进先出(LIFO)数据结构,用于表示调用栈。
2024-06-12 comment 593