ruby on rails development environment

Let's take a look at some tips for debugging this time. First, and most importantly, writing test code, writing unit tests and functional tests in rails is simple, using them to reduce the rate of bugs, or to avoid bugs in your previous code. The test code tells you what works and what doesn't, and the test code helps you isolate the problematic code, because sometimes the bug doesn't show up quickly. If the problem occurs in a model, we can use th

Up to now, should come to an ending, altogether has 29 essays, simply gather together an integer, then write the IDE environment. All the previous code was written by me with the editor scite in Ruby, and it was inconvenient, as rails developed, there are many Ides coming out, just to see the 6.0RC version of NetBeans offering a separate rails

The essay briefly understands the use of rails ' test and test data, and this time to see how to add a test to a model for deletion and modification. 1. Or using the last written products_test.rb, modify the Test_turth method by the name Test_create and make the contents: def test_create assert_kind_of Product, @product assert_equal 1, @product. ID assert_equal "pragmatic Ver Sion control ", @product. Title assert_equal" I to use version control ",

In the previous essay Ruby on Rails development from scratch (Windows) (ii)-Create project and first Hello World, we described how to use instantrails to create a project and write a simple HelloWorld page, Today on the basis of the last, write a simple page jump. 1. Change the contents of the Say_controller.rb file in the Appcontrollers directory to the followi

The first two sections of this series have already covered how to configure the Ruby on Rails development environment, and now it's time to get to the point!Part1. Pre-development Preparation The main task of this time is to develop the first rails program. In particul

Introduction: Ruby on Rails is just one aspect of making Ruby very powerful, just as EJB is part of the Java Enterprise platform. Andrew Glover reveals what Java developers can do with Ruby. Before I begin this article, I need to clarify a few things. First, it's not an article about

Brief introduction The Ruby on Rails framework has been widely watched since its inception and, guided by ideas like "Don't repeat Yourself" and "contract is superior to configuration", rails gives Web developers a very high level of development efficiency. ActiveRecord's flexibility allows you to use a very easy-to-u

about REST, SOAP, Rails Active Resource, and how to improve interoperability between multiple applications. Ruby on Rails Ruby on Rails (also known as rails or RoR) is an open source Web application framework written in

1. Auxiliary methods2. StringEnter "IRB" into the ruby command-line development environment, and the controller starts by executing "rails console" on the command line.(1) String connection>>"foo"+"bar"="foobar" (2) Interpolation by special syntax #{}>>first_name="Amy" ="Amy">>" #{first_name} Sun"+"Amy Sun "(3) The difference between a single-quote string and a

Several solutions to improve Ruby on Rails performance: rubyrails Introduction The Ruby On Rails framework has received wide attention since it was proposed. Under the guidance of ideas such as "do not repeat yourself" and "convention is better than configuration, rails brin

sequence usually has a small amount of SQL code, if any. The second part is the view, which contains the code needed to create the output sent to the user, which is usually composed of HTML, JavaScript, and so on. The last part is the controller, which transforms the input from the user into the correct model, and then renders the response with the appropriate view. Rails advocates are often happy to attribute their ease of use to the MVC paradigm-a

Ruby on Rails (also known as rails) is a ruby framework for Internet applications that support databases. I've now used Rails for two different applications and involved two other associated programs. For the upcoming new book Java to Ru