anchor.diff:                    children: <Widget>[
                       Text(
                         "IDs and Names",
  -                      style: TextStyle(
  -                        fontSize: 18,
  -                        fontWeight: FontWeight.bold
  -                      ),
  +                      style:
  +                          TextStyle(fontSize: 18, fontWeight: FontWeight.bold),
                       ),
                       Card(
                         child: Container(
  
positive.code:                         child: ListView.builder(
                              itemCount: secondList.length,
                              shrinkWrap: true,
                              itemBuilder: (context, index){
                                return Text(
                                    secondList[index]
                                );
                              }
                          ),
                        ),
                      ),
                    ],
  
negative.code:               ),
              ],
            ),
          ],
        ),
      );
    }
  
    buildThirdList(int index) {
  
      // Bold scan numbers
      return (thirdList[index].runtimeType == String &&
              (thirdList[index].contains("Timestamp:") ||
                  thirdList[index].contains("Latitude"))
          ? Text(thirdList[index], style: TextStyle(fontWeight: FontWeight.bold))
          : Text(thirdList[index].toString()));
    }
  
    Widget fillList() {
      allValues.forEach((key, value) {
        list.add(SliverList(
          delegate: SliverChildBuilderDelegate(
              (context, index) => writeBluetoothDevice(key, value)),
        ));
      });
  
      return CustomScrollView(
        slivers: list,
        shrinkWrap: true,
      );
    }
  
    Widget buildSlider(BuildContext context) {
      if (Platform.isIOS) {
        return CupertinoSlider(
          //activeColor: Theme.of(context).primaryColor,
          max: 200.0,
          min: 0.0,
          value: _cupertinoSliderValue.toDouble(),
          divisions: 5,
          onChanged: (double newValue) {
            setState(() {
              _cupertinoSliderValue = newValue;
            });
          },
        );
      } else {
        return Slider(
          max: 200.0,
          min: 0.0,
          value: _cupertinoSliderValue.toDouble(),
          divisions: 5,
          onChanged: (double newValue) {
            setState(() {
              _cupertinoSliderValue = newValue;
            });
          },
        );
      }
    }
  }
  
  Widget writeBluetoothDevice(String key, String value) {
    return Text(value);
  }
  
  class _SecItem {
    _SecItem(this.key, this.value);
  
    final String key;
    final String value;
  }
  