docs: void updateModel() {
          for (int i = 0; i < expressions.size(); ++i) {
              String expr = expressions.get(i);
              String result = "";
              if (expr.length() > 0) {
                  result = debugGui.dim.eval(expr);
                  if (result == null) result = "";
              } else {
                  result = "";
              }
              result = result.replace('\n', ' ');
              values.set(i, result);
          }
          fireTableDataChanged();
      }