Once downloaded, make sure your Sinatra application is running and then start ngrok using this command: './ngrok http 3000'. To start, head over to the ngrok download page and grab the binary for your operating system: Once started, it provides a unique URL on the ngrok.io domain which will forward incoming requests to your local development environment. Ngrok is our favorite tool for solving this problem. When you’re working on your Sinatra application in your development environment, your app is only reachable by other programs on the same computer, so Twilio won’t be able to talk to it. When Twilio receives an incoming phone call, for example, it reaches out to a URL in your application for instructions on how to handle the call. Most Twilio services use webhooks to communicate with your application. But for most Twilio projects you’ll want to install one more helpful tool: ngrok. Once you see your sample Sinatra application’s “Hello World” message, your development environment is ready to go. You can then open in your browser and you should see the Hello World response. We can then try running our new Sinatra application with the command ruby index.rb -p 3000. Twilio::TwiML::VoiceResponse.new do | response | We’re almost ready to start writing our Sinatra web application, but first we need to install the Sinatra library.

If you’re new to programming, we recommend giving Atom and Sublime Text each a try before you settle on your favorite. Vim is a perernnial favorite text editor among advanced users.

It takes longer to set up but comes with more helpful tools already installed.

RubyMine is a full Integrated Development Environment (IDE) for Ruby.

Start here if you’re eager to get coding and don’t think you’ll want a lot of frills in your development environment.

Sublime Text is a text editor popular for its ease of use and extensibility.

It runs on Electron, a framework for building cross platform apps using web technologies.

Atom is a IDE built with HTML, JavaScript, CSS, and Node.js integration.If you're looking for something new, we recommend trying out a few options: If you already have a code writing tool of choice, you can stick with it for developing your Ruby application. Twilio products: API docs, quickstarts, and tutorialsīefore we can start our Ruby project we’ll need something to write it with.Secure your app by validating incoming Twilio requests.Set up your local development environmentĪlternative representations and data types.

Install ruby sdk rubymine