Course9630

Course Introduction："JavaScript Basic Grammar and Basic Statements Video Tutorial" This course was recorded by Beifeng.com. JavaScript is a literal scripting language. It is a dynamically typed, weakly typed, prototype-based language with built-in support for types. Its interpreter is called the JavaScript engine, which is part of the browser and is widely used in client-side scripting languages. It was first used on HTML (an application under Standard Universal Markup Language) web pages to add dynamic functions to HTML web pages. .

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 Introduction：SQL IF 语句用于有条件地执行 SQL 语句，语法为： IF (condition) THEN {语句} ELSE {语句} END IF;。条件可以是任何有效的 SQL 表达式，如果条件为真，执行 THEN 子句；如果条件为假，执行 ELSE 子句。IF 语句可以嵌套，允许更复杂的条件检查。

2024-06-12 comment 0429

Course Introduction：Navicat 编写 SQL 语句的步骤：连接数据库新建查询窗口编写 SQL 语句执行查询保存查询示例 SQL 语句：SELECT * FROM table_name;INSERT INTO table_name (column1, column2) VALUES (value1, value2);UPDATE table_name SET column1 = value1 WHERE column2 = value2;DELETE FROM table_name WHERE column1 =

2024-06-25 comment 0812

Course Introduction：SQL query statements include SELECT statement, INSERT INTO statement, UPDATE statement, DELETE FROM statement, SELECT DISTINCT statement, WHERE clause, ORDER BY statement, GROUP BY statement, JOIN statement, IN statement, LIKE statement and BETWEEN statement.

2023-11-17 comment 0721

Course Introduction：The SQL IF statement executes different queries based on conditions. The syntax is as follows: IF (condition)statement1ELSEstatement2 where condition is the condition, statement1 is the statement executed when the condition is true, and statement2 is the statement executed when the condition is false. Nested IF statements can handle more complex conditions, and IF statements can be used with other SQL statements.

2024-04-28 comment 0203

Course Introduction：phpcms can use sql statements. Common sql statements are such as: [update v9_category set setting=REPLACE(setting,"'workflowid' => '',","'workflowid' => '1',")].

2020-02-08 comment 03069