ruby on rails for net developers

... 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 ... 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 ... their application. Most Web applications share common elements and Rails requires confi guration only when the conven- tions adopted by the framework are not endorsed and, therefore, need to be...

Ngày tải lên: 28/04/2014, 16:58

... (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 — an open ... 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...

Ngày tải lên: 27/03/2014, 00:02

... http://www .ruby- lang.org/ and http://www.rubyonrails.org 4. Start with ht tp://groups.google.com/group/rubyonrails-talk or #rubyonrails on IRC. 5. http://railsbrain.com/ and http://api.rubyonrails.org/ are good places ... environment for building Rails applications inside the IDE, and the IronRuby project (see Section 13.1, I ro nRuby, on page 253) will also provide better support for Rails. In the meantime, many developers ... file named config/environments/{environment}.rb, for ex- ample, config/environments/development.rb, config/environments/test.rb, or config/environments/production.rb. Remember that because Ruby is a...

Ngày tải lên: 29/03/2014, 15:20

... 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: ... v.v. 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

... 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 ... blog post or discussion-forum thread. 1.1.1 Comments for Various Readers The Rails Tutorial contains integrated tutorials not only for Rails, but also for the underlying Ruby language, the RSpec ... 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...

Ngày tải lên: 16/02/2014, 13:20

... Currently the Only Language Additionally, currently, the only .NET language available for writing MonoTouch applications is C#. CHAPTER 4: iPad and Universal (iPhone/iPad) Applications 72 info.plist ... this for both of the action buttons. If we view the Connections Inspector for our AppDelegate, it should have the action wired up to both buttons, as shown in Figure 2–27. Figure 2–27. Action ... environment (IDE) to develop our applications. You have several options for this, but all of our examples in this book will be based on MonoDevelop. I’ve chosen MonoDevelop for two reasons,...

Ngày tải lên: 28/03/2014, 23:20

... PHP application to Rails. This part then presents an introduction of Ruby to lay the foundation for building a larger Rails application. The second part—“Building a Rails Application”—guides you ... Heinemeier Hansson wanted to use Ruby for developing web applications. His extensions to Ruby became Ruby on Rails. www.it-ebooks.info CREATING A RAILS APP 31 PHP Download getting_started_with _rails/ newsletter.php <?php $dbh ... RAILS 22 1.4 The MVC Pattern and Rails One of the most important opinions that Rails asserts is how to orga- nize your application code. Rails uses the classic design concept of Model/View/Controller...

Ngày tải lên: 29/03/2014, 15:20

... contain sections or the sec- tions can contain articles. This is based on the purpose of the content. Also, you can Header Header Nav Nav Section Section Section Figure Figcaption Article Article Article Footer Aside Aside Figure ... island, disconnected from any server technology. This is not the case with HTML5 for . NET Developers by Jim and Ian. If you’re a longtime ASP . NET developer looking to bone up on new tech- niques ... Kingston upon Thames. It is situated within Greater London. It is home to the <mark>Wimbledon</mark> Tennis Championships and New <mark>Wimbledon </mark> Theatre, and contains...

Ngày tải lên: 29/03/2014, 19:20

... or discussion-forum thread. 1.1.1 Comments for Various Readers Rails Tutorial contains integrated tutorials not only for Rails, but also for the underlying Ruby language, as well as for HTML, ... 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 ... 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...

Ngày tải lên: 28/04/2014, 16:57

... Second Gear’s Porchlight 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 ... 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 ... and Ruby on Rails but also to make you comfortable enough that you can begin working on Rails applications on your own or as part of a team. This book covers the most important aspects of Ruby on...

Ngày tải lên: 29/04/2014, 14:43

... hosting web application. For demonstration purposes, our sample ASP .NET web application also contains a simple ASP .NET web page, which will help in generating some test session states data (see ... are one of the WCF extension components for intercepting the request and response messages of service operation calls. Well, for WCF Data Service, we also have the similar extension component ... BookServiceContext > { public static void InitializeService (DataServiceConfiguration config) { config.DataServiceBehavior.MaxProtocolVersion = DataServiceProtocolVersion.V2; config.SetEntitySetAccessRule("*",...

Ngày tải lên: 05/05/2014, 11:56

... filesystem. For detailed instructions on the use of Subversion, see the online book Version Control with Subversion (http://svnbook.red-bean.com/), which is endorsed by Subversion’s developers. ... associated components for platforms other than Windows. The Mono environment can be classified as the Core Mono environment and additional components that offer enhanced functionality. When ... responsible for handling application termination when you exit your application. There is normally only one application delegate of object type UIApplication. This is called a singleton object....

Ngày tải lên: 05/05/2014, 15:17

... 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. ... protocol. For more information about which databases are supported and how to get more information, refer to the Ruby on Rails wiki page on database drivers: http://wiki.rubyonrails.com /rails/ pages/DatabaseDrivers. 7362ch01.fm...

Ngày tải lên: 01/06/2014, 00:46

... on conventions where necessary and overriding only exactly what you need. • One language for application and co nfiguration. Rails uses Ruby for configuration as well as for application code. Ruby ... application, code is one language (Java), and configuration is in another (XML). In Rails applications, Ruby is often used for both code and configuration. 13 Let’s try modifying the Rails environment. ... disable caching config.action_controller.consider_all_requests_local = true config.action_controller.perform_caching = false The most noticeable aspect is that the configuration is just Ruby. In a Java...

Ngày tải lên: 27/06/2014, 11:20

... API information; for that, refer to Appendix A for Ruby and Chapter 3 for Rails. Both Ruby and JRuby have been around for much longer than you would expect. Ruby matches Java in age, and JRuby ... 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 ... from day one, JRuby is making Ruby solutions possible in places it wouldn’t have gone on its own. Pretty soon, JRuby will be our common gateway between the infrastructure world of quick Ruby scripting...

Ngày tải lên: 06/07/2014, 15:16

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Ngày tải lên: 01/08/2014, 16:20

Ngày tải lên: 06/08/2014, 09:20

Ngày tải lên: 06/08/2014, 09:20

Ngày tải lên: 06/08/2014, 09:20