ruby on rails tutorial with examples

... the Rails Tutorial can be found on the book’s website at http://railstutorial.org; if you are reading this book offline, be sure to check the online version of the Rails Tutorial book at http://railstutorial.org/book ... 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 ... Zero to Deploy Welcome to Ruby on Rails ™ Tutorial. The goal of this book is to be the best answer to the question, ‘‘If I want to learn web development with Ruby on Rails, where should I start?’’ By...

Ngày tải lên: 16/02/2014, 13:20

... 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 ... 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, ... development with Ruby on Rails, where should I start?” By the time you finish Ruby on Rails Tutorial, you will have all the knowledge you need to develop and deploy your own custom web applications....

Ngày tải lên: 28/04/2014, 16:57

... 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

... 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 ... học Rails. Sau khi học xong chapter "Getting Start" là có thể bắt đầu quen Rails và làm được http://guides.rubyonrails.org/getting_started.html Sách Agile Web Development with Rails ... 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

... 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

... 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 ... 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...

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

... 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. ... 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 ... 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

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Ngày tải lên: 20/05/2015, 08:10

... .NET 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 ... 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 => ... Boykma.Com Fore word I’m glad someone finally wrote this book. Let me explain. I’ve been bullish on Ruby in the enterprise for a long time now, both with and without Rails. And, the company for which I...

Ngày tải lên: 22/03/2014, 21:20

... of the models will use this connection by default, since you called establish_ connection on ActiveRecord::Base. However, you can also call establish_connection on individual models that inherit ... knowledge of Ruby and Rails, as well as access to a machine with Ruby, RubyGems, Rails, and MySQL installed. If you need to learn more about Ruby, I recommend reading Beginning Ruby: From Novice ... startups accelerate their development with Ruby and Rails. He is a co-organizer of the New Hampshire Ruby Users Group and the Rails Rumble coding competi- tion, and contributes to numerous open source...

Ngày tải lên: 29/04/2014, 14:42