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Demos - Use of the C# snippets

Hello World Sample (.NET Core 2.0 Console App with C#)

Snippets used: [csproj_2.0] and [#helloworld]

  • The video has a duration of 50 seconds. In this time, you will be able to generate your first .NET Core app.

alt text

Hello World Sample (ASP.NET Core 2.0 with C#)

Snippets used: [dnac_csproj_2.0] [dnac_#helloworld_Startup] and [dnac_#helloworld_WebApp]

The dnac* snippets have been renamed to ac_*

  • The video has a duration of 50 seconds. In this time, you will be able to generate your first ASP.NET Core app.

alt text

Hello World Sample (.NET 5 and Grpc C#) - STEP BY STEP

Snippets used: [gRPC_client_csproj] [gRPC_client_program] [gRPC_proto] [gRPC_server_csproj] [gRPC_server_program] [gRPC_server_service] [gRPC_server_settings] and [gRPC_server_startup]

gRPC for .NET

Project structure

  1. Create a folder (for example: GrpcHelloWorld)
  2. Create three folders (Client, Proto, Server)

Client

  1. Go to the Client folder
  2. Create a file named Client.csproj.cs
  3. Apply the [gRPC_client_csproj] snippet
  4. Rename the file to Client.csproj
  5. Create a file named Program.cs
  6. Apply the [gRPC_client_program] snippet

Proto file

  1. Go to the Proto folder
  2. Create a file named greet.proto.cs
  3. Apply the [gRPC_proto] snippet
  4. Rename the file to greet.proto

Server

  1. Go to the Server folder
  2. Create a file named Server.csproj.cs
  3. Apply the [gRPC_server_csproj] snippet
  4. Rename the file to Server.csproj
  5. Create a file named Program.cs
  6. Apply the [gRPC_server_program] snippet
  7. Create a file named GreeterService.cs
  8. Apply the [gRPC_server_service] snippet
  9. Create a file named appsettings.json.cs
  10. Apply the [gRPC_server_settings] snippet
  11. Rename the file to appsettings.json
  12. Create a file named Startup.cs
  13. Apply the [gRPC_server_startup] snippet

Build

  1. Open the terminal
  2. Go to the Client folder
  3. Write the command dotnet build --source https://api.nuget.org/v3/index.json
  4. Go to the Server folder
  5. Write the command dotnet build --source https://api.nuget.org/v3/index.json

Testing

  1. Open two terminals or command line windows
  2. Go to the Client and Server folders
  3. Start the Server writting the command dotnet run or the Server.exe from the bin folder
  4. Start the Client writting the command dotnet run or the Client.exe from the bin folder