Course2519
Course Introduction:If you have any questions, add WeChat: Le-studyg; the course content includes the basic principles of MySQL master-slave replication, the data synchronization mechanism during the replication process, the configuration and management of the replication topology, the high availability and fault tolerance of the master-slave replication, and the replication process. Data consistency and conflict handling, etc. Through an in-depth analysis of the underlying implementation of MySQL8 master-slave replication, you will understand key mechanisms such as data flow, log transmission, and status synchronization during the replication process, and learn how to optimize and adjust the performance and stability of master-slave replication.
Course10278
Course Introduction:"MySQL Data Management Backup and Recovery Case Analysis Video Tutorial" MySQL is an open source small-scale relational database management system. Currently, MySQL is widely used in small and medium-sized websites on the Internet. Due to its small size, fast speed, low total cost of ownership, and especially the characteristics of open source, many small and medium-sized websites choose MySQL as their website database in order to reduce the total cost of website ownership.
Course2857
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.
Course1795
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
Course5521
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. .....
New title: New script does not correctly display strange character encoding of stored data
2023-11-17 10:51:01 0 2 273
Laravel 9.x: Redirect user to view success message after registration
2023-11-12 22:55:21 0 1 336
Encountered PHPMailer undefined type error (tried using Composer also didn't work)
2023-11-12 17:35:06 0 1 180
2023-11-10 20:45:29 0 1 505
Course Introduction:ThinkPHP6 form repeated submission processing: preventing repeated operations In web application development, form submission is a common operation. However, sometimes users may submit forms repeatedly due to network delays or misoperations, which may cause some problems to the system. In order to solve this problem, we can perform repeated form submission processing in the ThinkPHP6 framework to prevent users from repeated operations. 1. Cause analysis There are two main reasons for repeated submission of forms: 1. Network delay: When the user clicks the submit button, the form
2023-08-12 comment 01284
Course Introduction:CSS (Cascading Style Sheets) can be said to be an important part of modern web design. It can achieve better layout effects on web pages and make the user interface more beautiful and easier to use. However, with the continuous increase and complexity of web pages, the scale of CSS is also getting larger and larger. There are many repeated style codes in many projects, resulting in CSS files that are too large, inefficient, and difficult to maintain. In order to solve this problem, not repeating CSS has become an important measure for CSS optimization. So what is non-repeating CS?
2023-05-27 comment 0176
Course Introduction:In a MySQL database, duplicate data may occur. This duplicate data can affect database performance and reliability. Therefore, we need to learn how to remove duplicate data to ensure the correctness and integrity of the database. The following are several methods to remove duplicate data in a MySQL database: Method 1: Use the DISTINCT keyword The DISTINCT keyword can be used to remove duplicate records from the results of a query. For example, we can use the following SQL statement to select
2023-05-12 comment 06237
Course Introduction:After opening the Excel file, select the area that needs to be searched for duplicates, and click the duplicate item menu in [Featured Functions]. A dialog box will pop up to confirm whether the area is correct. If it is correct, click OK. After clicking OK, the duplicate items will be highlighted. Disable duplicate entries Select columns that do not allow duplicate entries, for example: Column C. Click the duplicate item menu, and after confirmation, a prompt will appear for the user to select related operations when entering duplicate items.
2024-04-17 comment961
Course Introduction:在 Excel 中查找重复项可以使用以下方法:使用条件格式化突出显示重复值。创建表格并使用“删除重复项”功能。使用公式检查每个单元格的重复情况。记录宏来自动执行查找和删除重复项的任务。
2024-06-16 comment 0242