Agile Web Development with Rails (4th edition) Beta 12 by Sam Ruby, Dave Thomas, David Heinemeier Hansson

By Sam Ruby, Dave Thomas, David Heinemeier Hansson

Ruby on Rails is helping you produce fine quality, beautiful-looking internet functions quick. you consider developing the appliance, and Rails looks after the main points. Tens of millions of builders have used this award-winning ebook to benefit Rails. it is a huge, far-reaching instructional and reference that is urged by means of the Rails center staff. in case you are new to Rails, you will get step by step assistance. in case you are an skilled developer, this publication offers you the great, insider info you wish. Rails has developed through the years, and this e-book has advanced besides it. We nonetheless begin with a step by step walkthrough of establishing a true software, and in-depth chapters examine the integrated Rails positive factors. This version now provides new Ruby and Rails clients additional info at the Ruby language and takes extra time to give an explanation for key techniques all through. top practices on the right way to observe Rails proceed to alter, and this version retains up. Examples use cookie subsidized periods, HTTP authentication, and energetic Record-based kinds, and the ebook focuses all through at the correct option to use Rails. also, this variation now displays Ruby 1.9, a brand new liberate of Ruby with monstrous useful and function advancements.

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In this chapter, we’ll use only one of them directly: the app directory, where we’ll write our application. Included in these files is everything you need to start a stand-alone web server that can run our newly created Rails application. 0] [2010-11-14 10:53:40] INFO WEBrick::HTTPServer#start: pid=6044 port=3000 Which web server is run depends on what servers you have installed. 1 and later, and therefore is guaranteed to be available. However, if another web server is installed on your system (and Rails can find it), the rails server command may use it in preference to WEBrick.

Normally, each 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. We already defined a goodbye action for this controller, so all that remains is to create a new template in the directory app/views/say.

0 printing, January 10, 2011) 32 S ETTING U P Y OUR D EVELOPMENT E NVIRONMENT Where’s My IDE? If you’re coming to Ruby and Rails from languages such as C# and Java, you may be wondering about IDEs. After all, we all know that it’s impossible to code modern applications without at least 100MB of IDE supporting our every keystroke. For you enlightened ones, here’s the point in the book where we recommend you sit down—ideally propped up on each side by a pile of framework references and 1,000-page Made Easy books.

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