Hundreds of practical ASP.NET Core samples to learn the fundamentals - Scott Hanselman
This is a great resource for anyone who wants to get started with C# and .NET Core.
Single Responsibility Principle
In this post, I'll share my thoughts regarding the use of the Single Responsiblity Principle based on my experiences with it.
Getting .NET Core 3.0
The most convenient way it seems to get .NET Core 3.0 installed on a Windows PC, is to download the free Microsoft Visual Studio 2019 Community edition. Installing Visual Studio 2019 will also install .NET Core 3.0 and after the installation is done, you can start playing around with it.