|
所在平台: Udemy |
课程主页: https://www.udemy.com/course/api-development-essentials-nodejs-express-and-postgresql/
课程评论：没有评论
课程名称：API 开发基础：Node.js、Express 和 PostgreSQL 课程概述： 在当今数字化世界中，API（应用程序编程接口）是现代网络和移动应用的支柱。它们实现了不同软件组件之间的无缝通信，允许服务集成、数据共享以及创建动态互动的用户体验。无论你是希望扩展技能的前端开发者，还是想掌握 API 创建的后端开发者，亦或是有志成为全栈开发者的初学者，了解如何构建和管理 API 是至关重要的。本课程“API 开发基础：Node.js、Express 和 PostgreSQL”旨在为你提供设计、构建和优化 RESTful API 所需的知识和技能，使用一些行业内最强大和广泛使用的技术。 学习内容： 课程开始时将介绍 API 和 REST（表现性状态传输）的核心概念。你将探索 API 的定义、功能以及为什么 RESTful API 已成为构建可扩展和可维护应用的标准，详细讲解 REST 的原则，比如无状态性、基于资源的架构和 HTTP 方法的正确使用，为你的 API 开发之旅奠定坚实基础。 接下来，你将设置开发环境，从强大的 JavaScript 运行时 Node.js 开始，学习如何安装 Node.js 和 npm（Node 包管理器），了解 Node.js 中的异步编程基础以及如何有效地使用 Node.js 模块来构建应用。此外，课程还将指导你安装 Visual Studio Code、Postman 和 nodemon 等必备工具，以帮助你更好地管理开发流程。 在开发环境准备就绪后，你将深入学习数据库管理，使用开源关系数据库系统 PostgreSQL。你将学习如何安装 PostgreSQL、通过 Psql Shell 连接、创建角色（用户账户）以及管理数据库和表。此部分还涵盖基本的 SQL 操作，如插入、更新和删除数据，为将数据库与 Node.js 应用集成打下基础。 课程的核心是构建一个 Express.js 服务器，并将其连接到 PostgreSQL 数据库。Express.js 是一个灵活且简约的 Node.js 网络应用框架，使得创建强大的 API 更加容易。你将安装 Express.js 和 node-postgres（pg）库，使 Node.js 能够与 PostgreSQL 互动，创建应用文件，启动 Express 服务器，并连接到数据库。 一旦服务器运行，就将实施 CRUD（创建、读取、更新、删除）操作。你将为 PostgreSQL 数据库创建 API 端点，学习如何构建路由结构和组织代码，以确保可扩展性和可维护性。使用 Postman 测试 API 功能，确保端点正常工作且高效。 除了基础知识之外，课程还将涵盖性能优化和安全最佳实践。你将学习缓存策略以提高 API 的响应性，并实施安全措施以保护端点免受常见漏洞，如 SQL 注入、跨站脚本（XSS）和跨站请求伪造（CSRF）。此外，你还将探讨速率限制和节流技术，以防止滥用并确保 API 能够处理高流量负载。 适合人群： 本课程非常适合任何希望获得使用 Node.js、Express 和 PostgreSQL 构建 RESTful API 的实践经验的人。无论你是渴望深入后端开发的初学者，还是希望提升技能的经验丰富的开发者，本课程都提供了全面且实践的学习体验。课程结束时，你将有信心构建和部署自己的 API，并与前端应用集成，优化其性能和安全性。 加入我们，共同学习“API 开发基础：Node.js、Express 和 PostgreSQL”，提升你的开发技能。
In today's digital world, APIs (Application Programming Interfaces) are the backbone of modern web and mobile applications. They enable seamless communication between different software components, allowing for the integration of services, data sharing, and the creation of dynamic and interactive user experiences. Whether you're a frontend developer looking to expand your skill set, a backend developer aiming to master API creation, or an aspiring full-stack developer, understanding how to build and manage APIs is essential. This course, "API Development Essentials: Node.js, Express, and PostgreSQL," is designed to equip you with the knowledge and skills you need to design, build, and optimize RESTful APIs using some of the most powerful and widely-used technologies in the industry.What You Will Learn:The course begins with an introduction to the core concepts of APIs and REST (Representational State Transfer). You'll explore what an API is, how it functions, and why RESTful APIs have become a standard for building scalable and maintainable applications. The principles of REST, such as statelessness, resource-based architecture, and proper use of HTTP methods, will be covered in detail, providing a solid foundation for your API development journey.Next, you'll set up your development environment, starting with Node.js, a powerful JavaScript runtime that allows you to build server-side applications with ease. You'll learn how to install Node.js and npm (Node Package Manager), explore the basics of asynchronous programming in Node.js, and understand how to work with Node.js modules to structure your applications effectively. The course will also guide you through the installation of essential tools like Visual Studio Code, a popular code editor, Postman, a tool for testing APIs, and nodemon, a utility that helps manage your development workflow by automatically restarting the server when code changes.With your development environment ready, you'll dive into database management with PostgreSQL, a powerful, open-source relational database system. You'll learn how to install PostgreSQL, connect to it using the Psql Shell, create roles (user accounts), and manage databases and tables. This section will also cover basic SQL operations such as inserting, updating, and deleting data, setting the stage for integrating your database with a Node.js application.The heart of the course lies in building an Express.js server and connecting it to your PostgreSQL database. Express.js is a flexible and minimal web application framework for Node.js, making it easier to create robust APIs. You'll install Express.js and the node-postgres (pg) library, which allows Node.js to interact with PostgreSQL. You'll then create an application file, start the Express server, and connect it to your database.Once your server is up and running, you'll move on to implementing CRUD (Create, Read, Update, Delete) operations. You'll create API endpoints to perform these operations on your PostgreSQL database, learning how to structure your routes and organize your code for scalability and maintainability. Testing the functionality of your API using Postman will ensure that your endpoints are working correctly and efficiently.Beyond the basics, this course will also cover performance optimization and security best practices. You'll learn caching strategies to improve the responsiveness of your APIs, and you'll implement security measures to protect your endpoints from common vulnerabilities such as SQL injection, Cross-Site Scripting (XSS), and Cross-Site Request Forgery (CSRF). Additionally, you'll explore rate limiting and throttling techniques to prevent abuse and ensure your API can handle high traffic loads.Who This Course Is For:This course is ideal for anyone who wants to gain practical experience in building RESTful APIs using Node.js, Express, and PostgreSQL. Whether you're a beginner eager to dive into backend development or an experienced developer looking to enhance your skills, this course provides a comprehensive and hands-on learning experience. By the end of this course, you'll have the confidence to build and deploy your own APIs, integrate them with front-end applications, and optimize them for performance and security.Join us in "API Development Essentials: Node.js, Express, and PostgreSQL," and take your development skills to the next level.
