.NET (Core and Framework)

private string _name;
 
public string Name
{
    get
    {
        return this._name;
    }
    set 
    {
       // Take your choice here. If you want to prevent nulls and
       // throw an exception use this:
       if (value == null)
       {
          throw new ArgumentNullException("value");
       }
       
       // otherwise, if you just want to prevent nulls you
       // could use this:
       if (value == null)
       {
          value = String.Emtpy;
       }
     
       if (String.Compare(this._name, value, StringComparison.InvariantCultureIgnoreCase) != 0)
       {
          this._name = value; 
       }
    }
}

Satips wrote:

If you want to work on the .Net Framework please install Vista or XP that will be be safe.