Download Beginning Ruby on Rails E-Commerce: From Novice to by Jarkko Laine PDF
By Jarkko Laine
The final idea of the booklet is superb. It supplies a pleasant evaluation of what Ruby on Rails can do in a processional E-Commerce setting. It additionally covers a few relatively handy Ruby gemstones. even though, it makes use of the older model of Rails or even as such the examples are buggy. i would supply it extra stars if the errata gave instance fixes in either the older and the more moderen model of Rails (the modifications among 1 and a couple of are vast).
I particularly want i'll supply this publication a greater evaluate simply because i love the idea that and format. The evaluation of the SCRUM venture administration suggestion is, good, fascinating if sketchy.
APRESS relatively must positioned extra attempt into supplying editors for his or her authors and the general idea in their books is great, whereas execution is missing.
Read Online or Download Beginning Ruby on Rails E-Commerce: From Novice to Professional (Volume 0) PDF
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Extra resources for Beginning Ruby on Rails E-Commerce: From Novice to Professional (Volume 0)
Creating the ActiveRecord Model ActiveRecord is the object-relational mapping system in Rails, thus denoting the Model in the Model-View-Controller (MVC) pattern. The job of the model part in the MVC paradigm is to take care of handling the data storage of the application. However, ActiveRecord is much more than simply a Ruby library for creating and executing SQL queries. It automatically maps database tables to classes in a Rails application, creates public methods for all database fields, and adds a load of useful methods for accessing the data in the database.
New features will be added and old ones removed. We have also prioritized the items in the product backlog with the help of our customer and the product owner, George. Table 1-1. fm Page 12 Monday, October 16, 2006 5:30 PM 12 CHAPTER 1 ■ PROJECT SETUP AND PROOF OF CONCEPT Before starting work on the first real iteration, we need to identify the tasks that we are confident can be completed inside the sprint’s time frame. In Scrum, sprint tasks are moved from the product backlog into the sprint backlog.
4. Refactor the code, ensuring that it has the simplest design possible for the functionality built to date. You read that correctly. No real code is written until you have a failing test in place to test the story at hand. book Page 30 Wednesday, October 18, 2006 3:32 PM 30 CHAPTER 2 ■ AUTHOR MANAGEMENT So what do we get from developing our application using TDD? First and foremost, when our tests pass without errors or failures, we can be certain that our application works just as we want it to—given that we wrote our tests well.