January 2012
Intermediate to advanced
336 pages
8h 12m
English
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Bootstrapping the User Interface
Now that we have a model we’re happy with, we’re going to wrap it in a simple user interface that allows the user to specify how much cash they want to withdraw. Even though it might not be a typical choice for a real ATM, we’re going to use a web form. We’ll use the Sinatra[37] web framework to serve our user interface, and we’ll use the Capybara[38] gem to automate it. We won’t go into much detail about how Capybara works here, but you’ll learn much more in Chapter 15, Using Capybara to Test Ajax Web Applications.
We’ll start by adding the necessary gems to our project and getting the web server up and running.
Installing the Gems
Our app is growing up. We need to install another couple of Ruby gems, so ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.