Does this book continue with the jukebox example? 

 On Fri, 14
Dec 2007 07:53:52 +0900 Dave Thomas <dave / pragprog.com> wrote:

> Ruby 1.9 is just around the corner, so it looks like a good time to  
> create a new edition of Programming Ruby. So, I'm pleased to
> announce that the Third Edition of the PickAxe has just entered beta.
> 
> The book's home page is at http://pragprog.com/titles/rails3
> 
> Here's the plan.  I'm starting with the second edition text and
> going through it revising for 1.9 changes. So far I'm done the first
> 120 pages or so. When you look at the beta book, you'll see some
> pages with red headers and footers, and others with gray. The red
> pages are updated content, and the gray pages are content from the
> second edition. Over time, more and more pages will turn red, until
> the book is done.
> 
> Matz is still making changes to 1.9 functionality. This book will  
> track these changes, so that it will mirror what 1.9 becomes as we  
> move towards an eventual release. We won't go to press until Ruby
> has stabilized.
> 
> Wee experimenting with something different for this book. With all  
> our other titles, a fresh edition counts as a brand new book, and
> has to be bought again. With this edition, wee offering
> substantial discounts to owners of the existing second edition (if
> those books or PDFs were bought from us).
> 
> To get these discounts (and, remember, you have to have bought the  
> books directly from us to qualify) simply create an account (or log  
> in to your existing account) on http://pragprog.com. You'll find  
> buttons on your account page which let you buy at a discount.
> 
> 
> 
> Enjoy
> 
> 
> 
> 
> 
> Dave Thomas
> 
> 
> 
> 
> 




Regards,

John Maclean
MSc (DIC)
+44 7739 171 531