title: How Force Linq to Sql classes to use connection string from file
body: <p>I want to put my connection string in a file like .udl, to change connection string from outside project, because i want to put my db to a server.</p>
  
  <p>I use LINQ to SQL Classes and typed dataset, i want those items use a connection string inside a file near the project(like udl), could i do that?</p>