By Dave Thomas, David Heinemeier Hansson, Leon Breedt, Mike Clark, Thomas Fuchs, Andrea Schwarz
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Extra info for Agile web development with rails: a Pragmatic guide
We already know that Rails uses a convention to parse the URL into a target controller and an action within that controller. So a simple approach would be to adopt this URL convention for our links. rhtml would contain the following. Prepared exclusively for Rida Al Barazi Report erratum 38 L INKING P AGES T OGETHER ....
Say GoodBye! rhtml would point the other way. ....
This approach would certainly work, but it’s a bit fragile.
Issue the command dave> gem update rails and RubyGems will automatically update your Rails installation. The next time you restart your application it will pick up this latest version of Rails. 6 Rails and ISPs If you’re looking to put a Rails application online in a shared hosting environment, you’ll need to find a Ruby-savvy ISP. Look for one that supports Ruby, has the Ruby database drivers you need, and offers FastCGI and/or lighttpd support. We’ll have more to say about deploying Rails applications in Chapter 22, Deployment and Scaling, on page 440.
3 Linking Pages Together It’s a rare web application that has just one page. Let’s see how we can add another stunning example of web design to our Hello, World! application. Normally, each style of page in your application will correspond to a separate view. In our case, we’ll also use a new action method to handle the page (although that isn’t always the case, as we’ll see later in the book). We’ll use the same controller for both actions. Again, this needn’t be the case, but we have no compelling reason to use a new controller right now.
Agile web development with rails: a Pragmatic guide by Dave Thomas, David Heinemeier Hansson, Leon Breedt, Mike Clark, Thomas Fuchs, Andrea Schwarz