ruby开发培训课程

课程长度：

2 天/12 小时

课程简介：Ruby on Rails 开发培训课程介绍如何运用 Ruby on Rails 框架（RoR，或简称Rails）编写数据库支持的 Web 应用程序。学生将学习创建一个完整的 Web 应用程序的各个步骤，培训内容包括 MVC 范例，对象关系映射，表单、会话、验证技术、测试以及其他各种 Rails 的主题。

培训对象：需要编写 Rails 应用程序或评估 Rails 框架的开发人员、系统管理员或 IT 经理。

预备知识：

学生已经学习过或熟悉 Ruby 编程语言、SQL 数据库。了解 HTML。有关 Ruby 开发培训，请查看：Ruby 开发培训课程

培训内容：

1. An Overview of Ruby on Rails

• What is Ruby on Rails?
• Overview of Rails Components
• Installing Rails
• A Simple Rails Application

• Starting the Rails Server
• Static Pages Within a Rails Application
• The Structure of a Rails Application

• Rendering the View Adding a Static Page Dynamic Pages with Embedded Ruby Using the render Method Using the link_to Method Rails and HTML Forms A Basic HTML Form Processing an HTML Form Working with Form Data Other Form Elements Form Tag Helpers Databases and Rails Review of the MVC Architecture Entities and Relationships Databases and Models Rails Database Conventions Adding a Model Database Migrations The Rails Database Console

  
  Generating a Controller

• Creating a Rails View of a Database Table
• Scaffolding
• RESTful Routes and Resources

4. Form Helpers and Validation

• • Introduction
  • Form Helpers and form_for
  • Processing Form Helpers

  • Redirection Data Validation Validation Helpers The presence Validator The numericality Validator The uniqueness Validator The length Validator The format Validator Custom Validation Methods The errors Object Displaying Validation Errors in the View Adding Style to an Application Styling Rails and Sass Cascading Style Sheets Users Introduction Configuring an Application for Sessions Registering Users

    
    From Form to Database

• • The Register Action
  • The flash Hash
  • Validating the Registration
  • Logging in