Private Sub DataGridView1_CellFormatting(ByVal sender As Object, ByVal e As System.Windows.Forms.DataGridViewCellFormattingEventArgs) Handles DataGridView1.CellFormatting
        If DataGridView1.Columns(e.ColumnIndex).Name.Equals("NOME DELLA COLONNA") Then
            e.Value = e.Value.ToString.ToUpper
        End If
    End Sub