The top-level domain name .com stands for "business" and is used by businesses because of its versatility, visibility, credibility, and SEO benefits. Ideal for all businesses that want to establish a professional image and reach a wide audience, such as online stores, service businesses, corporate websites, blogs and social media pages. Registration steps include: 1. Select a registrar; 2. Search and select an available domain name; 3. Provide personal information and pay the fee; 4. Configure domain name settings.

To connect to a MySQL database, you need to follow these steps: Install the mysql2 driver. Use mysql2.createConnection() to create a connection object that contains the host address, port, username, password, and database name. Use connection.query() to perform queries. Finally use connection.end() to end the connection.

Node.js is suitable for the following project types: Network and server applications Event-driven applications Real-time applications Data-intensive applications Command-line tools and scripts Lightweight microservices

The main differences between Node.js and Java are design and features: Event-driven vs. thread-driven: Node.js is event-driven and Java is thread-driven. Single-threaded vs. multi-threaded: Node.js uses a single-threaded event loop, and Java uses a multi-threaded architecture. Runtime environment: Node.js runs on the V8 JavaScript engine, while Java runs on the JVM. Syntax: Node.js uses JavaScript syntax, while Java uses Java syntax. Purpose: Node.js is suitable for I/O-intensive tasks, while Java is suitable for large enterprise applications.

Vue multi-page development is a way to build applications using the Vue.js framework, where the application is divided into separate pages: Code Maintenance: Splitting the application into multiple pages can make the code easier to manage and maintain. Modularity: Each page can be used as a separate module for easy reuse and replacement. Simple routing: Navigation between pages can be managed through simple routing configuration. SEO Optimization: Each page has its own URL, which helps SEO.

In Vue.js, Hash routing uses URL fragments to represent routing status, which is compatible with old browsers but not conducive to SEO; History routing uses URL paths to represent routing status, which is only compatible with modern browsers and is conducive to SEO; which mode to choose depends on the application. Program requirements and SEO needs.

In the digital era, the self-media industry has risen rapidly and has become an important channel for people to obtain information and share opinions. Self-media accounts are the foundation of the self-media industry. Many people are interested in the concept of self-media accounts and their operation methods. This article will start a discussion around self-media accounts and introduce in detail the definition of self-media accounts and how to increase the traffic of self-media accounts. 1. What is a self-media account? We-media accounts refer to accounts on major self-media platforms where individuals or institutions interact with users and spread information by creating and publishing content. We-media accounts can publish various forms of content such as articles, pictures, and videos, covering multiple fields such as life, entertainment, technology, and education. Operators of self-media accounts attract fans through high-quality content to achieve information dissemination, brand promotion and other goals.

Steps to connect MyCAT in Node.js: Install the mycat-ts dependency. Create a connection pool, specify the host, port, username, password and database. Use the query method to execute SQL queries. Use the close method to close the connection pool.