C#

var d = from r in dbc.tbl_accountant
group r.Field1 by r.Field1 into Field
where Field1.Count() > 1
select new
{
    Fieldname = Field.Key
};


string strField;

foreach (var f in d)
{
      strField = f.Fieldname; 
}

// keywords_base2.cs
using System;
public class MyBase
{
   int num;

   public MyBase() 
   {
      Console.WriteLine("in MyBase()");
   }

   public MyBase(int i )
   {
      num = i;
      Console.WriteLine("in MyBase(int i)");
   }

   public int GetNum()
   {
      return num;
   }
}

public class MyDerived: MyBase
{
   // This constructor will call MyBase.MyBase()
   public MyDerived() : base()
   {
   }

    // This constructor will call MyBase.MyBase(int i)
   public MyDerived(int i) : base(i)
   {
   }

   public static void Main() 
   {
      MyDerived md = new MyDerived();
      MyDerived md1 = new MyDerived(1);
   }
}

in MyBase()
in MyBase(int i)

void Main()
{
	Person person = new Person("Person1","Address1");
	Manager manager = new Manager("Manager","Address2","North city");
	
	Console.WriteLine (person.ToString());
	Console.WriteLine (manager.ToString());
}
class Person {
	public string Name {get; private set;}
	public string Address {get; private set;}
	
	public Person (string name, string address){
		Name = name;
		Address=address;
	}
	public override string ToString(){
		return Name + ", " + Address;
	}
}
class Manager : Person {
	public string AreaManaged {get; private set;}
	public Manager(string name, string address, string areaManaged) :
		base(name,address){
		AreaManaged = areaManaged;
	}
	public override string ToString(){
		return base.ToString() + ", " + AreaManaged;
	}
}
//output
//Person1, Address1
//Manager, Address2, North city

public class Base
{
    protected int id;

    public Base(int id)
    {
        this.id = id;
    }

    public int ID
    {
        get { return id; }
    }
}

public class Derived : Base
{
    private string text;

    public Derived(string text)
        : base(1)
    {
        this.text = text;
    }

    public string Text
    {
        get { return text; }
        set
        {
            // ToDo: Validate value
            text = value;
        }
    }
}

monu_khan wrote:

unable to open crystal report

monu_khan wrote:

error

monu_khan wrote:

but not found any answer

string path = Environment.GetFolderPath(Environment.SpecialFolder.Favorites);