Book Image

C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals - Eighth Edition

By : Mark J. Price
4.6 (14)
Book Image

C# 12 and .NET 8 – Modern Cross-Platform Development Fundamentals - Eighth Edition

4.6 (14)
By: Mark J. Price

Overview of this book

This latest edition of the bestselling Packt series will give you a solid foundation to start building projects using modern C# and .NET with confidence. You'll learn about object-oriented programming; writing, testing, and debugging functions; and implementing interfaces. You'll take on .NET APIs for managing and querying data, working with the fi lesystem, and serialization. As you progress, you'll explore examples of cross-platform projects you can build and deploy, such as websites and services using ASP.NET Core. This latest edition integrates .NET 8 enhancements into its examples: type aliasing and primary constructors for concise and expressive code. You'll handle errors robustly through the new built-in guard clauses and explore a simplified implementation of caching in ASP.NET Core 8. If that's not enough, you'll also see how native ahead-of-time (AOT) compiler publish lets web services reduce memory use and run faster. You'll work with the seamless new HTTP editor in Visual Studio 2022 to enhance the testing and debugging process. You'll even get introduced to Blazor Full Stack with its new unified hosting model for unparalleled web development flexibility.
Table of Contents (18 chapters)
17
Index

Hot reloading during development

Hot Reload is a feature that allows a developer to apply changes to code while the app is running and immediately see the effect. This is great for fixing bugs quickly. Hot Reload is also known as Edit and Continue. A list of the types of changes that you can make that support Hot Reload is found at the following link: https://aka.ms/dotnet/hot-reload.

Just before the release of .NET 6, a high-level Microsoft employee caused controversy by attempting to make the feature Visual Studio-only. Luckily the open-source contingent within Microsoft successfully had the decision overturned. Hot Reload remains available using the command-line tool as well.

Let’s see it in action:

  1. Use your preferred coding tool to add a new Console App / console project named HotReloading to the Chapter04 solution.
  2. Modify HotReloading.csproj to statically import System.Console for all code files.
  3. In Program.cs, delete the existing statements...