Rails for Java Developers phần 7 ppt

... tests, 1 assertions, 1 failures, 0 errors RAILS TESTING CONVENTIONS 206 Download code /rails_ xt/sample s /rails_ stats.rb base ||= " / /rails& quot; # set for your own ends files = tests = setups ... you how to use them. 7. 3 Rails Extensions to Test::Unit The easiest way to get st arted with Rails extensions to Test::Unit is to look at the tests you get for free with the Rai...

Ngày tải lên: 06/08/2014, 09:20

... /Users/stuart/FR _RAILS4 JAVA/ Book/code /rails_ xt) == CreateQuips: reverting ============================ drop_table(:quips) -> 0.2387s == CreateQuips: reverted (0.2401s) =================== Rails uses ... Some libraries provide solutions for this; Hibernate and Kodo, for exam- ple, provide tools for generating schema from meta data, or vice versa, and this leads to an automate...

Ngày tải lên: 06/08/2014, 09:20

... the Java and Rails web development camps, but that’s hard to see from where I stand. Most of the happy Rails developers I know have a long hi story as Java programmers, and while we love Java for ... defaults. 1.4 Finding Information in Online Documentation All Rails developers should bookmark these documentation sites: http://api.rubyonrails.org Up-to-date documentation fo...

Ngày tải lên: 06/08/2014, 09:20

... variables: Download code /java_ xt/src/ForEach .java import java. util.Map; public class ForEach { public static void main(String[] args) { for (String arg: args) { System.out.println(arg); } for (Map.Entry ... hods fetch and store. Better Th an For, and More Than Each Java 5.0 introduced a more expressive syntax for iteration. The fol- lowing example uses Java 5.0’s For- Each l...

Ngày tải lên: 06/08/2014, 09:20

... be named for what they do or for branding reasons. For example, the Rails MVC controller code lives in the Action- Controller module. Ruby programmers worry less about naming collisions for three ... String getSpecies() { return "Homo sapiens" ; } } java_ xt/src/Person .java Figure 2.2: A Java Person MUTABLE AND IMMUT ABLE OBJECTS 75 Ruby takes a very different appro...

Ngày tải lên: 06/08/2014, 09:20

... code/appfuse_people/src/web/com/relevancellc/people/webapp/action/PersonAction .java public ActionForward edit(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { PersonForm personForm = (PersonForm) form; if ... with the form bean. The form is an instance of PersonForm. The form bean represents the web form data associated wit...

Ngày tải lên: 06/08/2014, 09:20

... 178 Using the TabularFormBuilder, our form code simplifies to the following: Download code /rails_ xt/app/views/examples/tabular_form _for. rhtml <h2>Tabular Form For& lt;/h2> <% form _for ... provides the form _for helper to reduce the repetitiveness of form code. The previous form looks like this if you use form _for: Download code /rails_ xt/app/views/examples/form _for. rh...

Ngày tải lên: 06/08/2014, 09:20

... http://manuals.rubyonrails.com/read/book/ 17 Capistrano is a Ruby-based deployment automation tool. Although developed for Ruby and Rails, it can deploy applications for other language platforms as well. ... for JSON and YAML. The upshot of all this is t hat at the time of t his writing we pre fer Java for problems that are performance-sensitive or requir e specialized libraries....

Ngày tải lên: 06/08/2014, 09:20

... approach for both the Java and Rails applications. CREATING XML WI TH BUILDER 276 In Java, you can control XML output by setting Transformer properties: Download code /java_ xt/src/xml/DOMOutput .java Line ... code /java_ xt/src/xml/DOMOutput .java Line 1 TransformerFactory tf = TransformerFactory.newInstance(); - Transformer tform = tf.newTransformer(); - tform.setOutputProperty(Ou...

Ngày tải lên: 06/08/2014, 09:20

... bean, 139 Form builders, 177 Form helpers, 175 , 176 form _for helper, 176 format_message, 1 57 Fowler, Martin, 65 on ActiveRecord, 96 on dependency injection, 281 on Rake, 246 freeze, 75 , 242 Freezing, ... 296 Build property, 2 37 Builder, 281 creating XML with, 276 – 278 Builder, creating XMl with advantage s of, 276 Hello World example, 277 installation, 276 nesting in, 277 fo...

Ngày tải lên: 06/08/2014, 09:20