lordvidex

var object = {
  "allStudents": [
    {
      "name": "John",
      "hobbies": {
        "sport": "Football",
        "music": "Piano"
      } ,
    },
    {

lordvidex

//Author: Owamoyo Evans - lordvidex
//Email: lordvidex.prime@gmail.com
//GitHub: https://github.com/lordvidex

import 'package:flutter/material.dart';
//Logic on third page
void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override

lordvidex

import 'package:flutter/material.dart';
import 'dart:math';

Map<int, int> _answer = {};
String update = '', reason = '';
const List<String> questions = [
  'How do you view ECX  as a whole?',
  'What track of ECX are you in?',
  'Why did you join ECX?',
  'What updates will you like to see?',

lordvidex

import 'dart:io';
Map<String,int> band = const {
	'black':0,
	'brown':1,
	'red':2,
	'orange':3,
	'yellow':4,
	'green':5,
	'blue':6,

lordvidex

String reversedString(String s){
  return s.split('').reversed.join();
}
void main() {
  String s = 'Evans is a geek';
  print(reversedString(s));
}

lordvidex

import 'package:flutter/material.dart';

void main() {
  runApp(MyApps());
}

class MyApps extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(

lordvidex

Map<String,bool> count = {};
bool isIsogram(String s) {
  var answer = true;
  s = s.replaceAll(new RegExp(r'\s|-'), '').toLowerCase();
  s.split('').forEach((sd){
    if(count[sd]==null)count[sd]= true;
    else answer = false;
  });
  return answer;
}

lordvidex

void countTheWord(String s){
  Map<String,int>answer = {};
  //first replace all space related symbols or unicodes to ' '
  //for uniformity
  var myString = s.toLowerCase().replaceAll(new RegExp(r'\\t|\\n'),' ');
  //Regular expression that matches all required words and adds them to  map
  var sh = RegExp(r"(\w+'\w+)|(\w+)").
    allMatches(myString).map((m)=>m[0]).forEach((f){
    answer[f]==null?
      answer[f]=1:

lordvidex

import 'dart:math';
String differenceOfSquares(int n){
  //absolute difference of squares of sum  &&&   sum of squares
  return (pow((n*(n+1))/2,2)-((n*(n+1)*(2*n+1))/6)).abs().toStringAsFixed(0);
}
void main() {
  int n = 10;
  print(differenceOfSquares(n));  
}

lordvidex

import 'dart:math';
String findPrimeFactors(int n) {
  assert(!n.isNegative && n.isFinite); //just some extra input validations
  List<num> ans = [];
  while (n % 2 == 0) {
    n ~/= 2;
    ans.add(2);
  }
  for (var x = 3; x <= sqrt(n); x += 2)
    while (n % x == 0) {