NMZivkovic

using await (var disposableEntity = parent.Start())  
{
    // do important work

    disposableEntity.SomeFunction();
}

NMZivkovic

interface IPrintAddress
{
    void PrintAddress() { WriteLine("rubikscode.net"); }
}

class Blog : IPrintAddress { } // Doesn't cause error!

IPrintAddress i = new Blog();
i.PrintAddress(); // prints "rubikscode.net"

NMZivkovic

extension ExtendedEntity extends Entity
{
  private string _additionalField = "AdditionalField";
  
  public string AdditionalField
  {
    get 
    { 
      return _additionalField; 
    }

NMZivkovic

    public interface INeuron
    {
        Guid Id { get; }
        double PreviousPartialDerivate { get; set; }

        List<ISynapse> Inputs { get; set; }
        List<ISynapse> Outputs { get; set; }

        void AddInputNeuron(INeuron inputNeuron);
        void AddOutputNeuron(INeuron inputNeuron);

NMZivkovic

public interface IInputFunction
{
    double CalculateInput(List<ISynapse> inputs);
}

NMZivkovic

public interface IActivationFunction
{
    double CalculateOutput(double input);
}

NMZivkovic

public class StepActivationFunction : IActivationFunction
{
    private double _treshold;

    public StepActivationFunction(double treshold)
    {
        _treshold = treshold;
    }

    public double CalculateOutput(double input)

NMZivkovic

public class SigmoidActivationFunction : IActivationFunction
{
    private double _coeficient;

    public SigmoidActivationFunction(double coeficient)
    {
        _coeficient = coeficient;
    }

    public double CalculateOutput(double input)

NMZivkovic

public class RectifiedActivationFuncion : IActivationFunction
{
    public double CalculateOutput(double input)
    {
        return Math.Max(0, input);
    }
}

NMZivkovic

public class Neuron : INeuron
{
    private IActivationFunction _activationFunction;
    private IInputFunction _inputFunction;

    /// <summary>
    /// Input connections of the neuron.
    /// </summary>
    public List<ISynapse> Inputs { get; set; }