Handling Conflicts changes in Linq To SharePoint

EmployeeEntitiesDataContext dc =null;
            try
            {
                EmployeeEntitiesDataContext dc = new EmployeeEntitiesDataContext("http://ramsqlbi:40705/sites/gqs/");
             
                    EntityList<EmployeeItem> emp = dc.GetList<EmployeeItem>("Employee");
                    var updatedResult = (from empToUpd in emp
                                         where empToUpd.FirstName == "Yagnesh"
                                         select empToUpd).First();

                    updatedResult.FirstName = "Yagnesh2";
                    updatedResult.Title = "Kotecha";
                    dc.SubmitChanges();
            }

            catch (Microsoft.SharePoint.Linq.ChangeConflictException exc)
            {
                foreach (ObjectChangeConflict conflicts in dc.ChangeConflicts)
                {
                    //conflicts.Resolve(RefreshMode.KeepCurrentValues);//Keep current value and override anything in DB with this value
                    //conflicts.Resolve(RefreshMode.OverwriteCurrentValues);//Keep Database version
                    conflicts.Resolve(RefreshMode.KeepChanges);
                }

                dc.SubmitChanges();
            }