Learn the fundamentals of building web applications with ASP.NET Core by understanding routing, creating and handling controller actions, and rendering views to create robust and user-friendly interfaces. By applying these concepts, you'll be able to build efficient and scalable web applications with ease. Discover the key roles of routing, controllers, actions, and views in ASP.NET Core and unlock your full coding potential.

Master Express.js by learning how middleware functions handle HTTP requests and responses, including built-in and third-party middleware options like authentication and caching. Understand how to use middleware to build robust and efficient Express.js applications and explore types of middleware, such as application-level and router-level middleware.

Mastering middleware in Go is crucial for building secure and efficient web applications. Learn how to create custom middleware functions, chain them together, and follow best practices for maintaining robust and scalable code. Popular Go libraries like Gorilla, Alice, and Negroni are also highlighted.