RUBY ON RAILS

TechgenLabs is one of the leading IT online Training and Placements Organization in USA. Ruby On Rails Online Training classes by TechgenLabs with highly qualified and excellent experienced trainers. Our trainers are experts and they have more experience in the real time environment in Ruby On Rails online training. We provide interactive and effective training for our student. So that you can interact with the faculty to clarify your doubts. Our team of well experienced Ruby On Rails online trainers with vast real time IT experience in Ruby On Rails Online Training is dedicated towards providing quality training in Ruby On Rails Online Training. We provide all real time interview questions to the students. We will provide recorded videos and material for future reference. Ruby On Rails Online Training is your one stop & Best solution to learn at your home with flexible timings. We placed our students in USA, UK, Singapore, Malaysia, Canada, South Africa, and Scotland. We  provide Ruby On Rails interview support and project support.

Ruby On Rails Online Training Course Content

Ruby on Rails Online Training Concepts :

  • Getting Started with Rails
  • Installing Rails
  • Platform requirements
  • Supported database back ends
  • Ruby installation
  • Instant Rails for Windows
  • Creating a new application
  • The ‘rails’ command
  • Tour of the Rails application layout

Application configuration and bootstrapping

  • Creating the databases
  • Configuring database.yml
  • Setting the default route

Connecting to a Rails application

  • Controller/action/id URL semantics
  • Dispatcher and routing roadmap
  • Basic custom route creation
  • Examining the log files

Rails tools

  • Managing tasks with rake (Ruby make)
  • The application console

The Model/View/Controller (MVC) framework architecture

  • MVC in the application directory layout
  • Separation of concerns
  • The Rails philosophy: “Convention over configuration”
  • Version control manager (git, GitHub)
  • Plugins and Gems
  • Ruby Language Skills and Techniques
  • Running Ruby
  • Command-line Ruby
  • The Interactive Ruby (irb) console

Objects, variables, and methods

  • Basic object-orientation concepts
  • Naming conventions
  • Variable assignment
  • Local vs. instance variables
  • Method-calling semantics
  • Method arguments and return values

Classes and modules

  • Instantiating classes
  • Mixing in modules
  • Modules as namespaces

Built-in classes

  • String
  • Array
  • Hash
  • Symbol
  • Numeric’s

Blocks and iterations

  • Blocks vs. methods vs. lambdas
  • Collection iteration
  • Single-object iteration

Model Design and Database Management

Domain modeling for Rails and Ruby

  • Describing the “what” of the application
  • Creating ActiveRecord models with “generate”

Object-relational mapping with ActiveRecord

  • ActiveRecord models and Ruby classes
  • ActiveRecord associations
  • One-to-one, one-to-many
  • Many-to-many

“Rails-friendly” SQL

  • Table-naming conventions
  • Primary and foreign keys

Database maintenance with ActiveRecord Migrations

  • Default migrations
  • Customizing migrations
  • Migrating backwards

.Controller Actions and View Templates

Basics of controller/view interaction

  • Creating controllers and views with “generate”
  • Default rendering rules
  • Shared controller/template instance variables
  • Separating controller logic from view specifics

HTML templating with Embedded Ruby (ERb)

  • Rules of ERb processing
  • Layouts
  • Using master and partial templates

Fine-tuning controllers and view

  • Controller filters
  • Redirecting requests
  • Default and custom view helper methods

Writing and processing HTML forms in Rails

  • Using form helper methods
  • “Magic” field initialization from instance variables
  • Accessing CGI data through the “params” hash

Ajax calls and RJS (Ruby/JavaScript) templates

  • Basic DOM updating with Ajax
  • Using RJS for composite Ajax calls

Application Testing

Rails unit tests

  • The Ruby TestUnit framework
  • Writing fixtures
  • Addressing test failures and errors

Functional (controller) tests

  • Triggering controller requests from tests
  • Examining controller responses

Ruby and Rails Resources

Mailing lists

Websites

Books

IRC channels