Ayooluwa Isaiah ayoisaiah

## example-1.js
for (var k = 0; k < 5; k++) {
  console.log(k); // 0, 1, 2, 3, 4
}

console.log(k); //5 because k is global

## helloworld.html
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>Hello World!</title>
</head>
<body>

<main id="app">

## main.rs
use std::collections::HashMap;

fn mean(numbers: &Vec<i32>) -> f32 {

    let sum: i32 = numbers.iter().sum();

    sum as f32 / numbers.len() as f32

}

## timer.go
// Tutorial: https://freshman.tech/golang-timer/
package main

import (
	"flag"
	"fmt"
	"os"
	"time"
)

## cmd1.bash
npm install express cors body-parser dotenv stream-chat --save

## .env
// .env
STREAM_API_KEY=<your api key>
STREAM_APP_SECRET=<your app secret>

## server.js
require('dotenv').config();

const express = require('express');
const cors = require('cors');
const bodyParser = require('body-parser');
const { StreamChat } = require('stream-chat');

const app = express();

app.use(cors());

## cmd2.bash
npm install @auth0/auth0-spa-js

## auth0.js
import React, { useState, useEffect, useContext } from 'react';
import createAuth0Client from '@auth0/auth0-spa-js';

const DEFAULT_REDIRECT_CALLBACK = () =>
  window.history.replaceState({}, document.title, window.location.pathname);

export const Auth0Context = React.createContext();
export const useAuth0 = () => useContext(Auth0Context);
export const Auth0Provider = ({
  children,

## index.js
import React from 'react';
import ReactDOM from 'react-dom';
import App from './App';
import * as serviceWorker from './serviceWorker';
import { Auth0Provider } from './auth0';

ReactDOM.render(
  <Auth0Provider
    domain={"<your domain>"}
    client_id={"<your client id>"}
	for (var k = 0; k < 5; k++) {
	console.log(k); // 0, 1, 2, 3, 4
	}

	console.log(k); //5 because k is global
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width">
	<title>Hello World!</title>
	</head>
	<body>

	<main id="app">
	use std::collections::HashMap;

	fn mean(numbers: &Vec<i32>) -> f32 {

	let sum: i32 = numbers.iter().sum();

	sum as f32 / numbers.len() as f32

	}
	// Tutorial: https://freshman.tech/golang-timer/
	package main

	import (
	"flag"
	"fmt"
	"os"
	"time"
	)
	// .env
	STREAM_API_KEY=<your api key>
	STREAM_APP_SECRET=<your app secret>
	require('dotenv').config();

	const express = require('express');
	const cors = require('cors');
	const bodyParser = require('body-parser');
	const { StreamChat } = require('stream-chat');

	const app = express();

	app.use(cors());
	import React, { useState, useEffect, useContext } from 'react';
	import createAuth0Client from '@auth0/auth0-spa-js';

	const DEFAULT_REDIRECT_CALLBACK = () =>
	window.history.replaceState({}, document.title, window.location.pathname);

	export const Auth0Context = React.createContext();
	export const useAuth0 = () => useContext(Auth0Context);
	export const Auth0Provider = ({
	children,
	import React from 'react';
	import ReactDOM from 'react-dom';
	import App from './App';
	import * as serviceWorker from './serviceWorker';
	import { Auth0Provider } from './auth0';

	ReactDOM.render(
	<Auth0Provider
	domain={"<your domain>"}
	client_id={"<your client id>"}