ruby on rails ppt

... comments below contain some suggestions for approaching the Rails Tutorial depending on your background. All readers: One common question when learning Rails is whether to learn Ruby first. The ... version control system is a required skill for every software developer. There are many options for version control, but the Rails community has largely standardized on Git, a distributed version ... libsqlite3-dev # Linux only 1.2.3 The First Application Virtually all Rails applications start the same way, with the rails command. This handy program creates a skeleton Rails application in a directory...

Ngày tải lên: 16/02/2014, 13:20

... quen với Migrations, cách truy vấn database, và xử lý form Chú ý: khi viết tránh để bị XSS hay SQL injection! Chương Trình Training Ruby on Rails 2. Tài liệu http://guides.rubyonrails.org/ Đây ... http://code.google.com/p/msysgit/ Ruby on Rails - www.RubyOnRails.org - Web framework, tương tự như Zend, nhưng "full stack", hoàn chỉnh từ lớp presentation tới logging. - Full stack: ... Tại Sao Cần Biết Ruby on Rails? - Ruby Là một ngôn ngữ "thời thượng", dễ học và dễ viết (nhưng khó master!) - So sánh với các ngôn ngữ và framework khác, Ruby on Rails như xe đua...

Ngày tải lên: 20/01/2014, 20:20

... PASSWORDS SECURELY 47 Let’s use our new User class on the Rails console: mschmidt> ruby script/console Loading development environment (Rails 2.1.0) >> user = User.create(:name => ... with IronRuby . . . . . . . . . . . . 275 10 Maintain and Administer Your Applications 284 44. Turn Your Code into Daemons and Services . . . . . . 286 45. Monitor Your Applications with Monit ... management. If only two parties want to exchange confidential information, they have to agree on a single key over a secure channel. But if n parties want to exchange confidential inf ormation, 0.5 *...

Ngày tải lên: 22/03/2014, 21:20

... if you want, but you won’t use it for the remainder of this chapter. Creating a New Ruby on Rails Project RadRails is an integrated development environment for Ruby on Rails. (See Chapter 2.) ... your database connection. Fortunately, trou- bleshooting the connection is the topic of the next section. Troubleshooting your database connection What do you do if you can’t connect to your ... environment (IDE) for Ruby on Rails. In the name RadRails, the Rad stands for “Rapid application devel- opment” (and, of course, Rails stands for Rails ). RadRails is based on the Eclipse platform...

Ngày tải lên: 27/03/2014, 00:02

... Rails educational ecosystem. Finally, since Ruby on Rails Tutorial uses Rails 3.0, the knowledge you gain here will be fully up to date with the latest and greatest version of Rails. 1 Ruby on ... don’t have to dig into the C source to use Ruby. ) If you’re a confirmed pull-back-the-curtain kind of person, I recommend The Rails 3 Way by Obie Fernandez as a companion volume to Ruby on Rails ... minority. www.it-ebooks.info RUBY ON RAILS ™ 3 TUTORIAL www.it-ebooks.info Acknowledgments Ruby on Rails ™ Tutorial owes a lot to my previous Rails book, RailsSpace, and hence to my coauthor on that book,...

Ngày tải lên: 28/04/2014, 16:57

... Associations 270 One-to-one Relationships 270 One-to-many Relationships 271 Many-to-many Relationships 271 Auto-generated Methods 273 Association Extensions 280 ActiveRecord Validations 281 Validation ... it’s ready to work with Rails. What’s in a Name? The name Ruby on Rails is often shortened to Rails. Another common abbreviation is the acronym RoR (pronounced like a lion’s “roar”). I feel it ... mastery of web application development with Rails. Beginning Ruby on Rails 978-0-470-06915-8 This book is for anyone who wants to develop online applications using Ruby and Rails. A basic understanding...

Ngày tải lên: 28/04/2014, 16:58

... Google. Rails Solutions: Ruby on Rails Made Easy is an introduction to Ruby on Rails with the web designer in mind. Instead of focusing on the intricate syntax of each method, the book focuses on ... bug-tracking system was built using Ruby on Rails in three months. Figure 1-6. Odeo is a podcasting creation-and-sharing tool built on Rails. INTRODUCTION TO RUBY ON RAILS 13 1 7524ch01.qxd 12/13/06 ... 11/30/06 11:18 AM Page 23 Components of Rails A Ruby on Rails application consists of several components, as you can see in Figure 1-3. Figure 1-3. A generic Rails application A simple web request...

Ngày tải lên: 29/04/2014, 14:43

... next-generation online shops using Ruby on Rails www.apress.com SOURCE CODE ONLINE forums.apress.com FOR PROFESSIONALS BY PROFESSIONALS ™ Join online discussions: THE APRESS ROADMAP Pro Ruby Pro Ruby on Rails Beginning ... compatible with Rails. ■Note Before downloading Ruby, check which version is required by the Ruby on Rails version that you want to use by reading the online documentation found at www.rubyonrails.org. ... Ruby on Rails Beginning Ruby on Rails E-Commerce Beginning Ruby Beginning Ruby on Rails Companion eBook See last page for details on $10 eBook version Jarkko Laine Companion eBook Available Beginning ...

Ngày tải lên: 01/06/2014, 00:46

... Microsoft’s IronRuby. With JRuby running on the JVM, Ruby is better able to get into some enterprise environ- ments. Even at my day job, where I’ve been pushing Ruby from day one, JRuby is making Ruby solutions ... important is “Convention over Configuration,” which means that you need to do extremely small amounts of configuration and coding if your application follows the conventions of Rails. It also ... and it’s easy to get it on JRuby. When installing Mongrel on the regular Ruby distribution, you need to compile it during the installation process, but when running on JRuby everything will work...

Ngày tải lên: 06/07/2014, 15:16

... Microsoft’s IronRuby. With JRuby running on the JVM, Ruby is better able to get into some enterprise environ- ments. Even at my day job, where I’ve been pushing Ruby from day one, JRuby is making Ruby solutions ... important is “Convention over Configuration,” which means that you need to do extremely small amounts of configuration and coding if your application follows the conventions of Rails. It also ... process). JRuby doesn’t support continuations. Continuations are one of those features that are incredibly hard to implement on a system running on a virtual machine, such as Java. Another reason for...

Ngày tải lên: 06/07/2014, 15:21

... pagination_links(@pages, :params => params) %> . . . Rails knows to include the contents of params in the URL. 11.1.5 An exception to the rule We’re not quite done with search; there’s one ... Ferret::QueryParser::QueryParseException Continues 7 This appears to be fixed as of Ferret 0.11.0. Simpo PDF Merge and Split Unregistered Version - http://www.simpopdf.com 11.4 Location, location, location 361 out, nil.valid_int? ... http://ar.rubyonrails.org/classes/Fixtures.html valid_user: id: 1 screen_name: millikan Continues 8 Even though one of these users is invalid, it still exists in the test database when the Rails...

Ngày tải lên: 13/08/2014, 08:20

Ngày tải lên: 13/08/2014, 08:20

Ngày tải lên: 13/08/2014, 08:20

Ngày tải lên: 13/08/2014, 08:20

Ngày tải lên: 06/10/2014, 14:40

Ngày tải lên: 24/10/2014, 13:03

Ngày tải lên: 18/03/2015, 10:20

Ngày tải lên: 15/05/2015, 10:46

Ngày tải lên: 20/05/2015, 08:10

... ApplicationController < ActionController::Base This call creates a new class, ApplicationController , which inherits from the class ActionController::Base . (Remember that the :: connector ... application: class ComposerController < ApplicationController end This code opens a definition block for a class called ComposerController , which is a subclass of the class ApplicationController . ... Hall event on 11/12/13. The second is for an event on 12/13/14 at Convention Center. The phrase “at Convention Center” is a bit stilted, but the process of saving and retrieving information for individual...

Ngày tải lên: 06/08/2014, 09:20