DotNet - Manage solution file

Create new solution, the name will be derived from the containing folder - in this case it will be called tmp.sln

u1@m1:~/tmp$ dotnet new sln

Create new solution with the given name, in this case it is called test.sln

u1@m1:~/tmp$ dotnet new sln --name test

Add project myprj to test.sln

u1@m1:~/tmp$ dotnet sln test.sln add myprj/myprj.csproj