ruby on rails tutorial 3rd ed

... Rails Installers ordered by Rails version number Install Git Much of the Rails ecosystem depends in one way or another on a version control system called Git (covered in more detail in Section ... this tutorial, I suggest creating a gemset called rails3 tutorial2 ndEd: $ rvm use 1.9.3 @rails3 tutorial2 ndEd create default Using /Users/mhartl/.rvm/gems /ruby- 1.9.3 with gemset rails3 tutorial2 ndEd ... the Ruby on Rails TM Tutorial , the leading introduction to web development with Ruby on Rails His prior experience includes writing and developing RailsSpace, an extremely obsolete Rails tutorial...

Ngày tải lên: 16/02/2014, 13:20

... Praise for Ruby on Rails Tutorial RailsTutorial.org: Michael Hartl’s awesome new Rails Tutorial The Ruby on Rails ™ Tutorial: Learn Rails by Example by Michael Hartl has ... build Rails apps —Peter Cooper, editor of Ruby Inside Very detailed and hands -on Rails Tutorial! Great job! I’m learning Rails, and found your tutorial to be one of the most detailed and hands -on ... Corporation Ruby on Rails Tutorial is the best! Just wanted to say that your Ruby on Rails tutorial is the best! I’ve been trying for a while to wrap my head around Rails Going through your tutorial, ...

Ngày tải lên: 28/04/2014, 16:57

... Ruby on Rails Tài liệu http://guides.rubyonrails.org/ Đây giáo trình chuẩn để học Rails Sau học xong chapter "Getting Start" bắt đầu quen Rails làm http://guides.rubyonrails.org/getting_started.html ... hay TDD) Unit-test Functional test (test controller) Integration test (test nhiều controller) Server dạng application server Apache/PHP Tại Sao Cần Biết Ruby on Rails? - Ruby Là ngôn ngữ "thời ... www.rubyonrails.org/download Editor (Windows) www.e-texteditor.com Text Editor, tương tự Textmatte, có hỗ trợ Bundle (một dạng auto-complete) Cty có quyền chương trình www.radrails.org RadRails...

Ngày tải lên: 20/01/2014, 20:20

... important about Rails Rails is built on two solid principles: convention over configuration, and Don’t Repeat Yourself (DRY) Convention over configuration A Web application consists of many parts, ... of horizontal brace And like Ruby, the word Rail begins with the letter R Thus the name Ruby on Rails In spite of the name Ruby on Rails, you don’t add Ruby on top of Rails Rather, the Rails framework ... and a Ruby program editor installed on your computer, skip Chapter and go to Chapter ߜ If you’ve seen one of the many Ruby on Rails demos or worked through a Ruby on Rails tutorial, move quickly...

Ngày tải lên: 27/03/2014, 00:02

... 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 is ... Convention over Configuration, and You Ain’t Gonna Need It (YAGNI) 74955book.indd List5 3/4/09 8:44:47 AM www.it-ebooks.info Chapter 1: Getting Started with Rails “Convention over Configuration” ... open the Ruby console from Instant Rails, by clicking Rails Applications ➪ Open Ruby Console Window You can also create and manage your applications by selecting Rails Applications ➪ Manage Rails...

Ngày tải lên: 28/04/2014, 16:58

... PM Page RAILS SOLUTIONS: RAILS MADE EASY 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 ... INTRODUCTION TO RUBY ON RAILS Figure 1-5 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 ... to an h1 header has to be made in only one place Another principle followed by Rails is Convention Over Configuration Rails does not have many configurable options, as other frameworks such as...

Ngày tải lên: 29/04/2014, 14:43

... What Is Ruby on Rails? Ruby on Rails (http://rubyonrails.org) is a web application framework written using the Ruby programming language It was originally created by David Heinemeier Hansson, a ... Configuring Ruby on Rails to Use the Database The information Ruby on Rails needs for connecting to the database is located in a configuration file that is written in a lightweight markup language called ... password: hacked Save the configuration after you are finished editing it ■Tip The database configuration for each Rails environment is located in one file, database.yml The runtime configuration for...

Ngày tải lên: 01/06/2014, 00:46

... decided to a Rails spike, we faced a situation with resource and time limitations and needed to create a fairly simple database-backed web application We finally convinced everyone to this using Rails, ... Practical JRuby on Rails Web 2.0 Projects Bringing Ruby on Rails to the Java™ Platform Ola Bini 881-4 FM.qxd 8/31/07 1:43 PM Page ii Practical JRuby on Rails Web 2.0 Projects: Bringing Ruby on Rails ... more important is “Convention over Configuration,” which means that you need to extremely small amounts of configuration and coding if your application follows the conventions of Rails It also helps...

Ngày tải lên: 06/07/2014, 15:16

... decided to a Rails spike, we faced a situation with resource and time limitations and needed to create a fairly simple database-backed web application We finally convinced everyone to this using Rails, ... Practical JRuby on Rails Web 2.0 Projects Bringing Ruby on Rails to the Java™ Platform Ola Bini 881-4 FM.qxd 8/31/07 1:43 PM Page ii Practical JRuby on Rails Web 2.0 Projects: Bringing Ruby on Rails ... more important is “Convention over Configuration,” which means that you need to extremely small amounts of configuration and coding if your application follows the conventions of Rails It also helps...

Ngày tải lên: 06/07/2014, 15:21

... been submitted, thereby causing Rails to render the browse form immediately (In previous chapters, we used the param_posted? function defined in Section 6.6.5 to detect form submission via POST ... A /rails/ rails_space/vendor/plugins/acts_as_ferret/LICENSE A /rails/ rails_space/vendor/plugins/acts_as_ferret/rakefile A /rails/ rails_space/vendor/plugins/acts_as_ferret/init.rb A /rails/ rails_space/vendor/plugins/acts_as_ferret/lib ... test_search_success Loaded suite test/functional/community_controller_test Started Finished in 0.849541 seconds tests, assertions, failures, errors Despite being short, this test catches several common problems,...

Ngày tải lên: 13/08/2014, 08:20

... The only tricky part of successful_conversion? touches on a question we haven’t yet answered: What exactly is an “image” in the context of a Rails upload? One might expect that it would be a Ruby ... error check to the successful_conversion? function By convention, system calls return false on failure and true on success, so we can test for a failed conversion as follows: Listing 12.14 app/models/avatar.rb ... we’ve tested both avatar upload and deletion Running the test gives > ruby test/functional/avatar_controller_test.rb Loaded suite test/functional/avatar_controller_test Started Finished in 1.350276...

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