agile web development with rails, the pragmatic programers (1st, 2005)

... that the cart includes the new product, we can show it to the user. The controller arranges things so that the view has access to the cart object from the model, and invokes the view code. In Rails, ... coding. The reason is both simple and subtle. Agility is part of the fabric of Rails. Let’s look at the values expressed in the Agile Manifesto. 1 They’re stated as...

Ngày tải lên: 29/04/2014, 14:41

... starting with the easy stuff and building slowly to the advanced material. The idea is to lull folks into thinking it’s ea sy while they’re br owsing in the bookstores, and then hit them with the enormity ... a skyscraper with the girders already in place—it was a lot easier to hang the rest of the pieces with a structure already there. In the software world, we ofte...

Ngày tải lên: 29/04/2014, 14:41

... accessible via the model, but it will be a view that accesses the list from the model and formats it for the end user. Although the view may present the user with va rious ways of inputting data, the view ... a skyscraper with the girders already in place—it w as a lot easier to hang the rest of the pieces with a structure already there. In the software world, we o...

Ngày tải lên: 17/02/2014, 08:20

... questions others may have posted. Let’s get started! The first steps are to install Ruby and Rails and to verify the installation with a simple demonstration. Agile Web Development with Rails ... create web applications. It didn’t seem to matter whether they were using Java, PHP, or .NET—there was a growing sense that their job was just too damn hard. And then, suddenly, along...

Ngày tải lên: 17/02/2014, 08:20

... several partners, too. Their current infrastructur e is shown in Fig ure 1.1, on the following page. Customers place orders in the web shop. The shop communicates with the central order system. ... We also defer closing the connection until the end of the program, as it’s needed during the whole runtime. The Fruits of Our Labor Two weeks ago the coupons were sent to th...

Ngày tải lên: 29/04/2014, 14:42

... scripts in the book. Do your work within those subfolders. There’s also a subfolder with solu- tions t o the exercises and several subfolders with more Ruby examples. 2.2 In the B eginning Was the Command ... snapshots p r actice files for each of the first two projects. The snippets of Ruby code in the book identify the file they come from. You can look at the file to see...

Ngày tải lên: 29/04/2014, 14:42

... 100) app.create main.show(Fox::PLACEMENT_SCREEN) app.run This contains the path to the code within the download. If you are reading the PDF version of this book and your PDF viewer supports hyperlinks, you can click the bar, and the code should appear ... available, you had to program in C++ to use FOX. Now, with the creation of the FXRuby library, the capabilities of the...

Ngày tải lên: 29/04/2014, 14:42

... keep the voice of the book consistent. When a problem is being solved, we’re doing it together: you, the reader, and the contributor of the recipe (“Let’s build an ark, shall we?”). Then, when the ... something to do with deployment, for example, find the Deployment tab at the edge of this page. Then look down the side of the book: you’ll find a thumb tab that lines up wi...

Ngày tải lên: 29/04/2014, 14:41

... use. 1.1 The Lay of the Land Web 2.0, the new buzzword that describes a new class of web appli- cations, sounds like a daunting mix of new technologies that radically change the way you think about the ... pieces for you. Those pieces will include the operating system, the Ruby language, the Rails framework, and the various pieces that will tie them together. The host...

Ngày tải lên: 29/04/2014, 14:42

... successor to the original Web Development with JavaServer Pages. And we look forward to uncovering even more .jsp file extensions as we surf the web, hunting for the next generation of killer web applications. preface ... and JSP pages, without having to change the original code. Event listeners provide applications with the ability to monitor (and therefore take advan...

Ngày tải lên: 10/12/2013, 02:15