Ke McAdams minmaxdata

## restaurant_recommendation.adoc

      
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                minmaxdata
                / restaurant_recommendation.adoc
            
            
              Created
              September 14, 2019 21:05
                — forked from jexp/restaurant_recommendation.adoc
            
              
                Restaurant Recommendation GraphGist
              
          
    Restaurant Recommendations


We want to demonstrate how easy it is to model a domain as a graph and answer questions in almost natural language.


Graph Based Search and Discovery is prominent a use-case for graph databases like Neo4j.

  
## graph_gist_template.adoc

      
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                CHANGEME: GraphGist Template. Fork to make your own, view source to see instruction comments
              
          
    NEARBY LISTINGS


Introduction


## template.js
app.get("/my-view", async (req, res) => {
  res.send(render("my-view", {data: await db.getData()}))
})

function render(view, ctx = {}) {
  return _.template(fs.readFileSync(`./views/${view}.html`))(ctx)
}

## base64-image-upload.js
/*
 * Taken from http://stackoverflow.com/questions/5867534/how-to-save-canvas-data-to-file/5971674#5971674
 */

var fs = require('fs');
// string generated by canvas.toDataURL()
var img = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0"
    + "NAAAAKElEQVQ4jWNgYGD4Twzu6FhFFGYYNXDUwGFpIAk2E4dHDRw1cDgaCAASFOffhEIO"
    + "3gAAAABJRU5ErkJggg==";
// strip off the data: url prefix to get just the base64-encoded bytes

## activity.py
# coding: utf-8
import oauth2 as oauth
import json

CONSUMER_KEY = "yT577ApRtZw51q4NPMPPOQ"
CONSUMER_SECRET = "3neq3XqN5fO3obqwZoajavGFCUrC42ZfbrLXy5sCv8"
ACCESS_KEY = ""
ACCESS_SECRET = ""

consumer = oauth.Consumer(key=CONSUMER_KEY, secret=CONSUMER_SECRET)

## Destructuring.js
/*
* Object Destructuring
*/
const book = {
  title: 'ReWork',
  author: 'Some guy',
  publisher: {
    name: 'Penguin'
  }
}

## hoc.js
// Higher Order Component (HOC) : A component that renders another component
// Goal: Reduce code, render hijacking, prop manipulation, abstract state
// Inspired by mead.io videos on Udemy

import React from 'react'
import reactDOM from 'react-dom'

const info = (props) => (
  <div>
    <h1>Hello { props.isAdmin ? 'admin' : 'guest' }</h1>

## arrayMethods.js
/*
*     forEach
*/
// forEach is very simlar to for-looping arr.length
// array.forEach(callback, context)
var arr = ['apple', 'orange', 'watermelon', 10, 20, 30]

arr.forEach((value, index) => console.log(`Element's ${index} type is ${typeof value}`))
// Prints:
// Element 0 type is string

## classes.js
class Person {
  constructor(name = 'Anonymous', age = 0) {
    this.name = name
    this.age = age
  }
  getGreeting(){
    return `Hi, I am ${this.name}`
  }
  getDescription(){
    return `${this.name} is ${this.age} years old`

## Promises.js
/*
* ** Diffrence between Tasks and Promises:
* Once settled, a promise can not be resettled. Calling resolve() or reject() again will have no effect. The immutability of a settled promise is an important feature.
* https://medium.com/javascript-scene/master-the-javascript-interview-what-is-a-promise-27fc71e77261
* *** First arg is for 'resolved' status, and the second is for 'rejected'
*/

// exampe 1
const myPromise = function () {
  return new Promise((Yay, Nay) => {
	app.get("/my-view", async (req, res) => {
	res.send(render("my-view", {data: await db.getData()}))
	})

	function render(view, ctx = {}) {
	return _.template(fs.readFileSync(`./views/${view}.html`))(ctx)
	}
	/*
	* Taken from http://stackoverflow.com/questions/5867534/how-to-save-canvas-data-to-file/5971674#5971674
	*/

	var fs = require('fs');
	// string generated by canvas.toDataURL()
	var img = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAUCAYAAACNiR0"
	+ "NAAAAKElEQVQ4jWNgYGD4Twzu6FhFFGYYNXDUwGFpIAk2E4dHDRw1cDgaCAASFOffhEIO"
	+ "3gAAAABJRU5ErkJggg==";
	// strip off the data: url prefix to get just the base64-encoded bytes
	# coding: utf-8
	import oauth2 as oauth
	import json

	CONSUMER_KEY = "yT577ApRtZw51q4NPMPPOQ"
	CONSUMER_SECRET = "3neq3XqN5fO3obqwZoajavGFCUrC42ZfbrLXy5sCv8"
	ACCESS_KEY = ""
	ACCESS_SECRET = ""

	consumer = oauth.Consumer(key=CONSUMER_KEY, secret=CONSUMER_SECRET)
	/*
	* Object Destructuring
	*/
	const book = {
	title: 'ReWork',
	author: 'Some guy',
	publisher: {
	name: 'Penguin'
	}
	}
	// Higher Order Component (HOC) : A component that renders another component
	// Goal: Reduce code, render hijacking, prop manipulation, abstract state
	// Inspired by mead.io videos on Udemy

	import React from 'react'
	import reactDOM from 'react-dom'

	const info = (props) => (
	<div>
	<h1>Hello { props.isAdmin ? 'admin' : 'guest' }</h1>
	/*
	* forEach
	*/
	// forEach is very simlar to for-looping arr.length
	// array.forEach(callback, context)
	var arr = ['apple', 'orange', 'watermelon', 10, 20, 30]

	arr.forEach((value, index) => console.log(`Element's ${index} type is ${typeof value}`))
	// Prints:
	// Element 0 type is string
	class Person {
	constructor(name = 'Anonymous', age = 0) {
	this.name = name
	this.age = age
	}
	getGreeting(){
	return `Hi, I am ${this.name}`
	}
	getDescription(){
	return `${this.name} is ${this.age} years old`
	/*
	* ** Diffrence between Tasks and Promises:
	* Once settled, a promise can not be resettled. Calling resolve() or reject() again will have no effect. The immutability of a settled promise is an important feature.
	* https://medium.com/javascript-scene/master-the-javascript-interview-what-is-a-promise-27fc71e77261
	* *** First arg is for 'resolved' status, and the second is for 'rejected'
	*/

	// exampe 1
	const myPromise = function () {
	return new Promise((Yay, Nay) => {