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.NET tutorials

C# 13 - New features and how you can use them now!
C# 13 - New features and how you can use them now!

C# 13 has been launched as part of the .NET 9 release and we'll take a look at the new features and how you can start using them today.

C# partial classes explained with examples
C# partial classes explained with examples

Learn what partial classes are in C#, when to use them, the rules you need to follow, and real-world examples of splitting a class across multiple files.

Use ASP.NET Core feature management to toggle flags on & off
Use ASP.NET Core feature management to toggle flags on & off

ASP.NET Core's feature management allows you to toggle feature flags on and off by specifying them in appsettings and writing filters.

Add a SignalR hub to ASP.NET Core & connect using JavaScript
Add a SignalR hub to ASP.NET Core & connect using JavaScript

Learn how to add a SignalR hub to an ASP.NET Core app, connect from JavaScript, and send and receive real-time messages between client and server.

Do you use IConfiguration, IOptions or IOptionsSnapshot?
Do you use IConfiguration, IOptions or IOptionsSnapshot?

Is either IConfiguration, IOptions or IOptionsSnapshot the best way to inject configuration values from appsettings.json to an ASP.NET Core Web API?

How to use VS Code to develop and build a .NET application
How to use VS Code to develop and build a .NET application

How to develop a .NET application with VS Code, including how to install the .NET SDK, adding extensions and how to build and run an app.

How to find a client's geolocation in .NET with IP lookup
How to find a client's geolocation in .NET with IP lookup

Add geolocation to your .NET project by doing an IP address lookup so you know the country where your client's are located.

Add Stripe to your .NET project to accept online payments
Add Stripe to your .NET project to accept online payments

Add Stripe to your ASP.NET Core project to take online payments with this checkout example that uses the Stripe.net NuGet package.

C# try, catch and finally: When does each block run?
C# try, catch and finally: When does each block run?

Learn exactly when the try, catch and finally blocks execute in C#, including edge cases in console apps and ASP.NET Core when exceptions are thrown.

How to use C# async/await for API calls & to stop blocking
How to use C# async/await for API calls & to stop blocking

Learn how to make an async method in C# that does an await on an ASP.NET Core Web API request and returns a Task type.