Supports various platforms like Windows, Linux, MacOS etc. Provides rich library of java script modules which simplifies the development efforts. Released under MIT license. Express is one of the most popular web application framework in the NodeJS echosystem.

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Use this interactive code editor to learn all the basic parts of an Express app.

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Use CodeInterview's online Node.js IDE with Express to interact with the Node.js environment in real-time for interviews.

I feel that you can do this as you said with child_process but you need to first create an environment that makes it possible. as you said "it is not supposed to, because why would Heroku have a gcc/g++ compiler?" you need a server that runs your code and has gcc/g++ compiler installed.

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const express = require('express'); const bodyParser = require('body-parser'); const twilio = require('twilio'); const app = express(); const port = 3000; app.use(bodyParser.json()); app.use(bodyParser.urlencoded({ extended: true })); // Replace these values with your Twilio account SID and Auth Token const accountSid = 'AC6a78dcc9798834795059baf4885738e5'; const authToken = 'e5e9c9023316f8ce8c05b99ffeaff38a'; const client = twilio(accountSid, authToken); // Generate a random 6-digit OTP function generateOTP() { return Math.floor(100000 + Math.random() * 900000); } // Store generated OTPs (in-

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