Book Image

C# 8.0 and .NET Core 3.0 – Modern Cross-Platform Development - Fourth Edition

By : Mark J. Price
Book Image

C# 8.0 and .NET Core 3.0 – Modern Cross-Platform Development - Fourth Edition

By: Mark J. Price

Overview of this book

In C# 8.0 and .NET Core 3.0 – Modern Cross-Platform Development, Fourth Edition, expert teacher Mark J. Price gives you everything you need to start programming C# applications. This latest edition uses the popular Visual Studio Code editor to work across all major operating systems. It is fully updated and expanded with new chapters on Content Management Systems (CMS) and machine learning with ML.NET. The book covers all the topics you need. Part 1 teaches the fundamentals of C#, including object-oriented programming, and new C# 8.0 features such as nullable reference types, simplified switch pattern matching, and default interface methods. Part 2 covers the .NET Standard APIs, such as managing and querying data, monitoring and improving performance, working with the filesystem, async streams, serialization, and encryption. Part 3 provides examples of cross-platform applications you can build and deploy, such as web apps using ASP.NET Core or mobile apps using Xamarin.Forms. The book introduces three technologies for building Windows desktop applications including Windows Forms, Windows Presentation Foundation (WPF), and Universal Windows Platform (UWP) apps, as well as web applications, web services, and mobile apps.
Table of Contents (21 chapters)

Setting up an ASP.NET Core MVC website

ASP.NET Core Razor Pages are great for simple websites. For more complex websites, it would be better to have a more formal structure to manage that complexity.

This is where the Model-View-Controller (MVC) design pattern is useful. It uses technologies similar to Razor Pages, but allows a cleaner separation between technical concerns, as shown in the following list:

  • Models: Classes that represent the data entities and view models used in the website.
  • Views: Razor files, that is, .cshtml files, that render data in view models into HTML web pages. Blazor uses the .razor file extension, but do not confuse them with Razor files!
  • Controllers: Classes that execute code when an HTTP request arrives at the web server. The code usually creates a view model that may contain entity models and passes it to a view to generate an HTTP response to send back to the web browser or other client.

The best way to understand MVC is...