Hello Ruby - English

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1.1 Introduction to Ruby What is Ruby? Features Ruby gems Help on ruby 1.2 Installation Installation of ruby 1.9 through Ubuntu Software Centre Other methods to install ruby -Rvm (ruby version manager) -Rbenv 1.3 Running ruby code Three ways to execute ruby code -Interactive ruby -As a file -From commandline Example :Hello World 1.4 Commenting in Ruby How to add comments -single line comments -multiple line or block comments 1.5 Difference between Puts and Print in ruby Explaining the difference by using example

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Ubuntu Desktop 14.04