kwaiks

function groupAnnagrams(arr) {
    const arrObject = {} // create an empty object to store each words

    for(let i=0; i <arr.length; i++){
        arrObject[arr[i]] = {} // create empty object so it wont be undefined
        for(let j = 0; j < arr[i].length; j++){
            const key = arrObject[arr[i]][arr[i][j]];
            if(!key){ //check falsy value
                arrObject[arr[i]][arr[i][j]] = 1; // set 1 if not exist
            }else{

kwaiks

class DioHelper {
  final Dio dio;
  DioHelper({@required this.dio});

  final CustomSharedPreferences _customSharedPreferences =
      new CustomSharedPreferences();
  static String _baseUrl = BASE_URL;
  String token = "";
  
  void initializeToken(String savedToken) {