Ruby invasion into the programming world has been swift in the last few months. Obviously one of the reasons was the elegance of the language. But more importantly ruby popularity is driven by tools written on it. It is an open secret that much of the credit goes to Ruby on Rails Web application framework [...]
Greg and Jason at railsenvy.com has been running a series of videos comparing Ruby on Rails with other similar technologies. Here is a collection of them. Some of them are pretty good.
Ruby on Rails and Java
Ruby on Rails and PHP
Ruby on Rails and PHP - 2
Ruby on Rails and PHP - 3
Ruby on Rails and [...]
Hello World in Ruby
puts “Hello, world!”
General Rules
Comments start with # and ends with newline
Newlines or semicolon can be used separate expressions
Everything in Ruby is an object. This includes constants such as 5
Since even operators are methods, they can be overridden
Elegant code can be written using blocks feature
Ruby Keywords
alias and [...]