1、免费重修；
        2、课程结束后,授课老师留联系方式,保障培训效果,免费技术支持。
        3、推荐机会。

• Introduction to Ruby
  History Ruby
  Area of ​​use
  Key features of the language
  Supported programming paradigms
  Ruby Tools
  Overview editors and IDE
  Interpreter Ruby
  IRB
  Gem Packages
  Rake
  Basic language constructs
  Keywords language
  Fixed variables, types
  Operators
  Control Statements
  Functional Programming
  Functions, arguments, return values
  Lambda
  Closures
  Recursion
  Lazy evaluation
  Higher-order functions
  Object-Oriented Programming
  Overview paradigm
  Classes and Objects
  Inheritance, encapsulation, abstraction, polymorphism
  Constructors
  Accessor
  Modules
  Mixed class
  Error handling exceptions
  The most important class predefined Ruby
  Specific features of the language
  Control Statements
  Symbol
  Compartments
  Poetic mode
  Practical application
  Applications supporting system administration
  Network Applications
  Web Applications