.NET (Core and Framework)

For Each x As Process In Process.GetProcesses
            If x.MainWindowTitle <> "" And x.MainWindowTitle <> Me.Text Then
                AppActivate(x.Id) 'If you know the application's title, AppActivate("Title") will also work
                SendKeys.SendWait("KEYS YOU WANT TO SEND")
            End If
 Next
AppActivate(Me.Text)

TypeBuilder typeBuilder = modBuilder.DefineType("Hello", TypeAttributes.Public, typeof(object), new Type[] { typeof(IHello) });
Type type = typeBuilder.CreateType();
...
IHello hello = (IHello)Activator.CreateInstance(type);
hello.SayHello("...");

class Program
{
        static void Main(string[] args)
        {
                A a = new A();
                a.Go(1);
        }
}

public class A
{
        internal void Go(int x)
        {
                B b = new B();
                b.Go(4);
        }
}


public class B
{

        internal void Go(int y)
        {
                Console.WriteLine(GetStackTrace());

        }
        public static string GetStackTrace()
        {
                StringBuilder sb = new StringBuilder();
                StackTrace st = new StackTrace(true);
                StackFrame[] frames = st.GetFrames();

                foreach (StackFrame frame in frames)
                {
                        MethodBase method = frame.GetMethod();

                        sb.AppendFormat("{0} - {1}",method.DeclaringType, method.Name);
                        ParameterInfo[] paramaters = method.GetParameters();
                        foreach (ParameterInfo paramater in paramaters)
                        {
                                sb.AppendFormat("{0}: {1}", paramater.Name, paramater.ToString());
                        }
                        sb.AppendLine();
                }


                return sb.ToString();
        }

}

myftpRequest.EnableSsl= true;

    <system.net>
    <settings>
        <httpWebRequest useUnsafeHeaderParsing="true" />
    </settings>
</system.net>