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...
Fatal error: Calling member function prepare() on a null object
2023-10-14 15:49:30 0 2 368
Is JavaScript a language that uses pass-by-reference or pass-by-value?
原始类型(数字、字符串等)是按值传递的,但对象是未知的,因为它们都可以按值传递(在这种情况下,我们认为保存对象的变量实际上是一个对对象的引用)和按引用传递(当我们认为对象的变量保存对象本身时)。
2023-10-11 17:50:30 0 1 298
为什么在使用React和TypeScript时,钻取道具时无法传递类型信息?
2023-09-14 17:35:21 0 1 216
Insert HTML formatting into email body using Suitescript
2023-09-09 20:41:10 0 1 304
Course Introduction:JavaScript 中查看变量类型的两种方法为:typeof 操作符:返回变量的原始数据类型。constructor 属性:指向对象的构造函数名,构造函数名始终以大写字母开头。
2024-06-04 comment 253
Course Introduction:JavaScript 中可通过 Blob.type 属性判断 Blob 类型。具体步骤包括:1. 获取 Blob 对象;2. 检查 Blob.type 属性;3. 比较 MIME 类型。常见 MIME 类型包括:text/plain、image/png、image/jpeg 等。
2024-06-04 comment 358
Course Introduction:在 Python 中判断 JSON 类型有三种方法:使用 type() 函数检查变量类型,如果为 str,则可能为 JSON 字符串。使用 json.dumps() 函数将 JSON 字符串转换为 str 对象,并检查其类型。
2024-06-04 comment 0 971
Course Introduction:通过使用 Apache POI 库,可以根据 CellType 枚举判断 Excel 数据类型,包括数值、字符串、公式、布尔值、错误和空白。具体类型可以通过相应的 get 方法获取。
2024-05-30 comment 0 888
Course Introduction:确定 Python 变量类型的方法有:使用 type() 函数返回变量类型的字符串,例如 type("Hello") 返回 '<class 'str'>'。使用 type hinting 指定变量的预期类型,例如 def my_function(parameter: int) -> str:。使用 isinstance() 函数检查变量是否属于特定类型,例如 isinstance(variable, int) 返回 True 表示变量是整数类型。
2024-05-28 comment 0 435