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...
2023-10-21 22:05:44 0 2 167
Firestore method to get random documents in collection
2023-10-19 11:39:22 0 2 301
Embracing UTF-8 from start to finish
2023-10-15 12:36:31 0 2 280
2023-10-15 11:44:00 0 2 324
Course Introduction:排序索引是 MongoDB 索引的一种,允许按特定字段对集合中的文档排序。创建排序索引可以快速排序查询结果,无需额外的排序操作。优势包括快速排序、覆盖查询和按需排序。语法为 db.collection.createIndex({ field: <sort order> }),其中 <sort order> 为 1(升序)或 -1(降序)。还可以创建对多个字段进行排序的多字段排序索引。
2024-05-28 comment 0 188
Course Introduction:这篇文章将为大家详细讲解有关PHP如何对数组进行排序并保持索引关系,小编觉得挺实用的,因此分享给大家做个参考,希望大家阅读完这篇文章后可以有所收获。PHP数组排序并保持索引关系引言在php中,数组是用于存储和管理数据的动态数据结构。对数组进行排序是数据处理中的一个常见操作,有时需要在排序后保持数组索引之间的关系。ksort()函数ksort()函数用于对关联数组进行排序,它根据键的值对数组进行升序排序。如果键是字符串,则会根据字符串的字母顺序排序。$arr=["name"=>"John","age"
2024-03-19 comment 111
Course Introduction:这篇文章将为大家详细讲解有关PHP如何对数组进行逆向排序并保持索引关系,小编觉得挺实用的,因此分享给大家做个参考,希望大家阅读完这篇文章后可以有所收获。PHP逆向排序数组并保持索引关系php中对数组进行逆向排序并保持索引关系的方法有以下几种:1.array_reverse()array_reverse()函数可以将数组中的元素逆向排列,并保持索引关系。语法如下:array_reverse($array);其中,$array是要逆向排序的数组。示例:$array=[1,3,5,7,9];array
2024-03-19 comment 0 367
Course Introduction:如何使用SQL语句在MySQL中进行数据排序和分组?在数据库中,我们经常需要对数据进行排序和分组以满足不同的需求。MySQL提供了强大的SQL语句来实现这些操作。本文将介绍如何使用SQL语句在MySQL中进行数据排序和分组,并提供具体的代码示例。一、数据排序数据排序是按照指定的条件对数据进行排序,以便更好地展示和分析数据。MySQL中使用ORDERBY子句
2023-12-17 comment 0 556
Course Introduction:如何使用SQL语句在MySQL中进行数据索引和优化?在使用MySQL数据库时,数据索引和优化是非常重要的。适当地创建索引和优化查询语句可以大大提高数据库的性能。本文将详细介绍如何使用SQL语句在MySQL中进行数据索引和优化,并提供具体的代码示例。创建索引索引是一种用于加快数据检索速度的数据结构。在MySQL中,我们可以使用CREATEINDEX语句创建索
2023-12-17 comment 0 704