| const puppeteer = require('puppeteer'); | |
| const uuid = require('uuid'); | |
| const sleep = ms => new Promise(r => setTimeout(r, ms)); | |
| (async () => { | |
| const browser = await puppeteer.launch({ headless: false }); | |
| const page = await browser.newPage(); | |
| const id = uuid.v4(); |
This is a simple guide to get you started with using the Ethereum Javascript API (web3.js) with the Create React Native App project. This is not an in-depth guide.
If you are lazy and just want to get started, I have this project ready for you. It should work out-of-the-box.
| #!/usr/bin/env bash | |
| echo " | |
| ---------------------- | |
| NODE & NPM | |
| ---------------------- | |
| " | |
| # add nodejs 10 ppa (personal package archive) from nodesource | |
| curl -sL https://deb.nodesource.com/setup_10.x | sudo -E bash - |
| import {useEffect, useState} from 'react'; | |
| import {Alert} from 'react-native'; | |
| import BackgroundGeolocation from '@mauron85/react-native-background-geolocation'; | |
| import {defaultLocation} from '../utils/vars'; | |
| import {getDistanceFromLatLonInKm} from '../utils/getDistance'; | |
| const useTracking = (isActive: boolean) => { | |
| const [location, setLocation] = useState(defaultLocation); | |
| const [history, setHistory] = useState<any>([]); | |
| const [distance, setDistance] = useState<number>(0); |
| // Backend | |
| import formidable from 'formidable'; | |
| export const config = { | |
| api: { | |
| bodyParser: false, | |
| }, | |
| }; | |
| export default async (req, res) => { |
| <?php | |
| function isSubset($arr1, $arr2) { | |
| $i = 0; | |
| $j = 0; | |
| $m = count($arr1); | |
| $n = count($arr2); | |
| for ($i = 0; $i < $n; $i++) { | |
| for ($j = 0; $j < $m; $j++) { |