@Deprecated
    public void setNames(String[] names) {
      _names = names;
      _column_types = new String[names.length];
      Arrays.fill(_column_types, "NA");
    }
@ Deprecated public void setNames ( String [ ] names ) { _names = names ; _column_types = new String [ names . length ] ; Arrays . fill ( _column_types , "NA" ) ; }
@deprecated as of March 6, 2019, replaced by (@link #setNames(String[] names, String[] columnTypes))