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risenWrisenW
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setup folder structure
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‎.gitignore‎

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node_modules

‎notebookjs/src/app.js‎

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var createError = require('http-errors');
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var express = require('express');
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var path = require('path');
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var cookieParser = require('cookie-parser');
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var logger = require('morgan');
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var indexRouter = require('./routes/index');
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var usersRouter = require('./routes/users');
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var app = express();
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// view engine setup
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app.set('views', path.join(__dirname, 'views'));
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app.set('view engine', 'hbs');
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app.use(logger('dev'));
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app.use(express.json());
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app.use(express.urlencoded({ extended: false }));
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app.use(cookieParser());
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app.use(express.static(path.join(__dirname, 'public')));
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app.use('/', indexRouter);
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app.use('/users', usersRouter);
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// catch 404 and forward to error handler
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app.use(function(req, res, next) {
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next(createError(404));
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});
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// error handler
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app.use(function(err, req, res, next) {
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// set locals, only providing error in development
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res.locals.message = err.message;
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res.locals.error = req.app.get('env') === 'development' ? err : {};
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// render the error page
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res.status(err.status || 500);
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res.render('error');
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});
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module.exports = app;

‎notebookjs/src/bin/www‎

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#!/usr/bin/env node
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/**
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* Module dependencies.
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*/
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var app = require('../app');
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var debug = require('debug')('src:server');
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var http = require('http');
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/**
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* Get port from environment and store in Express.
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*/
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var port = normalizePort(process.env.PORT || '3000');
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app.set('port', port);
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/**
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* Create HTTP server.
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*/
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var server = http.createServer(app);
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/**
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* Listen on provided port, on all network interfaces.
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*/
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server.listen(port);
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server.on('error', onError);
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server.on('listening', onListening);
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/**
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* Normalize a port into a number, string, or false.
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*/
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function normalizePort(val) {
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var port = parseInt(val, 10);
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if (isNaN(port)) {
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// named pipe
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return val;
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}
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if (port >= 0) {
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// port number
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return port;
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}
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return false;
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}
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/**
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* Event listener for HTTP server "error" event.
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*/
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function onError(error) {
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if (error.syscall !== 'listen') {
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throw error;
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}
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var bind = typeof port === 'string'
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? 'Pipe ' + port
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: 'Port ' + port;
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// handle specific listen errors with friendly messages
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switch (error.code) {
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case 'EACCES':
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console.error(bind + ' requires elevated privileges');
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process.exit(1);
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break;
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case 'EADDRINUSE':
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console.error(bind + ' is already in use');
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process.exit(1);
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break;
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default:
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throw error;
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}
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}
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/**
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* Event listener for HTTP server "listening" event.
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*/
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function onListening() {
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var addr = server.address();
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var bind = typeof addr === 'string'
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? 'pipe ' + addr
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: 'port ' + addr.port;
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debug('Listening on ' + bind);
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}

‎notebookjs/src/public/stylesheets/style.css‎

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body {
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padding: 50px;
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font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
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}
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a {
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color: #00B7FF;
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}

‎notebookjs/src/routes/index.js‎

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var express = require('express');
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var router = express.Router();
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/* GET home page. */
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router.get('/', function(req, res, next) {
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res.render('index', { title: 'Express' });
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});
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module.exports = router;

‎notebookjs/src/routes/users.js‎

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var express = require('express');
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var router = express.Router();
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/* GET users listing. */
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router.get('/', function(req, res, next) {
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res.send('respond with a resource');
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});
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module.exports = router;

‎notebookjs/src/views/error.hbs‎

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<h1>{{message}}</h1>
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<h2>{{error.status}}</h2>
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<pre>{{error.stack}}</pre>

‎notebookjs/src/views/index.hbs‎

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<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.52.2/codemirror.min.css">
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</link>
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<script type="text/javascript"
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src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.52.2/codemirror.min.js"></script>
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<script type="text/javascript"
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src="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.52.2/mode/javascript/javascript.min.js"></script>
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.52.2/theme/monokai.min.css">
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<script src="https://cdn.jsdelivr.net/npm/danfojs@0.1.1/dist/index.min.js"></script>
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<title>Document</title>
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</head>
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<body>
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<div>
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<div id="my-div" style="height: 500px; width: 1000px;">
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</div>
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<button style="color: black;" id="run" onclick="run_cell(1)">Run</button>
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<div id="out" style="height: 500px; width: 1000px;">
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</div>
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<hr>
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<div id="my-div2" style="height: 500px; width: 1000px;">
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</div>
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<button style="color: black;" id="run" onclick="run_cell(2)">Run</button>
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<div id="out2" style="height: 500px; width: 1000px;">
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</div>
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</div>
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<script>
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var code_out, code_out2;
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var variable_space = {}
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const editor = CodeMirror(document.getElementById('my-div'), {
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lineNumbers: true,
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tabSize: 2,
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mode: 'javascript',
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theme: 'monokai',
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value: ''
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});
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const editor2 = CodeMirror(document.getElementById('my-div2'), {
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lineNumbers: true,
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tabSize: 2,
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mode: 'javascript',
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theme: 'monokai',
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value: ''
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});
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editor.on('changes', () => {
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code_out = editor.getValue();
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});
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editor2.on('changes', () => {
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code_out2 = editor2.getValue();
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});
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function run_cell(id) {
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if (id == 1) {
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console.log(code_out);
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let a = ("global", eval)(code_out)
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// a = eval(code_out) + "<br>"
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document.getElementById("out").innerHTML = a
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} else {
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// console.log(variable_space[code_out2]);
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// a = eval(code_out2) + "<br>"
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console.log(code_out);
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document.getElementById("out2").innerHTML = ("global", eval)(code_out2)
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}
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// var a = eval(code_out) + "<br>"
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// document.getElementById("out").innerHTML = a
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}
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</script>
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</body>
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</html>
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<!-- async function load(){
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df = await dfd.read_csv("https://raw.githubusercontent.com/pandas-dev/pandas/master/doc/data/titanic.csv")
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return df
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}
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df = load().then((df)=>{return df}) -->

‎notebookjs/src/views/layout.hbs‎

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<!DOCTYPE html>
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<html>
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<head>
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<title>{{title}}</title>
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<link rel='stylesheet' href='/stylesheets/style.css' />
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</head>
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<body>
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{{{body}}}
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</body>
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</html>

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