C#

public class Parent
{
  List<Child> _children = new List<Child>();

  public int Add(Child value)
  {
    _children.Add(value);
  }

  public void LoadAll()
  {
    // Read the data from the database into something like a datareader
    // And populate the child before adding it into the collection...
  }

  public void Save()
  {
    foreach (Child child in _children)
    {
      child.Save();
    }
  }
}

public class Child
{
  // Add the properties...

  // Some methods...
  public void Save()
  {
    // Save to database..
  }

  // Fill the child record.
  public static Child Fill(IDataRecord row)
  {
    Child child = new Child();
    child.Id = Convert.ToInt32(row["Id"].ToString());
    // Id is a property of Child.
    return child;
  }
}

double[] NewBasePoints = new double[newsize + 1];
if (thisArray != null)
  System.Array.Copy(thisArray, NewBasePoints, System.Math.Min(thisArray.Length, NewBasePoints.Length));
BasePoints = NewBasePoints;

edboe wrote:

er, iterate through the collection backwards?

class Father
{
   public virtual void Something() {...}
}

class Son : Father
{
   public override void Something() {...}
}