everyday scripting with ruby, the pragmatic programers (2006)

... THE COMMAND LINE 20 Within code, there is a subfolder for each of the scripts in the book. Do your work within those subfolders. There’s also a subfolder with solu- tions t o the exercises and ... 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 the snippet i...

Ngày tải lên: 29/04/2014, 14:42

... 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 their lucky recipients. ... exclusively for Jacob Hochstetler THE COUPON APPLICATION 13 The main difference between these libraries is their support (or lack thereof) for new data types. Gone are the days w...

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 ... http://localhost:8808/. Scroll through the listing of installed gems until you find the entry for FXRuby, and then click th...

Ngày tải lên: 29/04/2014, 14:42

... THE COMMAND LINE 20 Within code, there is a subfolder for each of the scripts in the book. Do your work within those subfolders. There’s also a subfolder with solu- tions t o the exercises and ... 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 the snippet i...

Ngày tải lên: 24/04/2014, 15:09

... 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 often ignore good ideas from the past as ... it.) Now 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 mode...

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

... 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

... on another vendor to build those 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 ... this book is about the road that goes from the application on the client to the server. And I’ll start the book that way. The basic deploy- ment map (shown in Figure 1.1, on t...

Ngày tải lên: 29/04/2014, 14:42

... digit keys (either at the top of your keyboard or on the numeric keypad). For decimal points, you use the period (or full-stop, normally close to the M key on the bottom row, or over on the numeric ... re swell! The backslash is the escape character. In other words, if you have a backslash and another charact er, they are sometimes translated into a new character. The only t...

Ngày tải lên: 29/04/2014, 14:42

... item in the array being printed out at the standard output (i.e., the console). In the preceding code, the loop starts with do and ends with end. It runs for each of the four items in the array; ... interpretation of the results. For this book at least, the journey is more important than the results. With that, we’re off! Have fun with the next two chapters, an...

Ngày tải lên: 15/02/2014, 07:20