onejohi

# This is a custom made Python function/method I made that accepts an array value and calculates the variance

def variance(array_value):
    sum = 0
    for i in array_value:
        sum += i
    mean = sum / len(array_value)
    
    difference_value = 0
    for j in array_value:

onejohi

const arrayOfNumbers = ['BOB778','KEK7899','FOR4442','KIMP889'];
const numberValues = arrayOfNumbers.map(item => item.match(/\d+/)[0]);
const sumOfNumbers = numberValues.reduce((total, num) => Number(total) + Number(num));

// sumOfNumbers = 14008 [778 + 7899 + 4442 + 889]

onejohi

// an absctract representation
class Person {
  constructor(name,email) {
    this.name = name
    this.email = email
  }
  
  // things a person can do (functions/methods within a class)
  sayName() return `My name is ${this.name}`;
  emailAddress() return this.email;

onejohi

const express = require('express');
const router = express.Router();

const { verifyJWToken } = require("../utils/authUtils");

const OrderController = require("../controllers/order.controller");

router.post("/remove", verifyJWToken, OrderController.deleteOrder);
router.post("/confirm", verifyJWToken, OrderController.confirmDelivery);
router.post("/cancel", verifyJWToken, OrderController.cancelDelivery);

onejohi

const { sign, verify } = require("jsonwebtoken");

module.exports = {
  verifyJWToken(req, res, next) {
    if (req.headers.authorization) {
      const token = req.headers.authorization.split(" ")[1];
      verify(token, 'secretword', { complete: true }, (error, decoded) => {
        if (error) { res.json({ ok: false, error }) }
        if (decoded ) { next() }
      });

onejohi

const express = require('express')
const BusBoy = require('busboy')
const path = require('path')
const os = require('os')
const fs = require('fs')

const app = express()

app.post('/', (req, res) => {
  const busboy = new BusBody({ headers: req.headers })

onejohi

mounted() {
  // call methods when component is done "mounting" :wink:
  this.getUserLocation();
  this.trackUserLocation();
},
methods: {
  getUserLocation() {
    // get user position
    window.navigator.geolocation.getCurrentPosition((position) => {
      const { latitude, longitude } = position.coords;

onejohi

import { Component } from '@angular/core';

@Component({
  selector: 'app-login',
  templateUrl: 'app-login.html',
  styleUrls: ['styles.css'],
})

export class AppLogin {
  constructor() { }

onejohi

import { Component, OnInit } from '@angular/core';
import StateService from '../services/state.service.ts';

@Component({
  selector: 'app-change-state',
  template: `
  <div>
    <div> {{username }} </div>
    <input [(ngModel)]="username" placeholder="enter username" />
    <button (click)="updateUsername()"></button>

onejohi

import Injectable from '@angular/core';
import { BehaviorSubject } from 'rxjs/BehaviorSubject';

@Injectable()

export class StateService {
  private usernameSource = new BehaviorSubject<string>('Onejohi Tony');
  username = this.usernameSource.asObservable()
  
  constructor() { }