What's the difference between a string and a symbol in Ruby?

Question

What\'s the difference between a string and a symbol in Ruby and when should I use one over the other?

Answer 1

Strings are Mutable , Symbols arre immutable
Note:Mutable objects can be changed after assignment while immutable objects can only be overwritten http://www.robertsosinski.com/2009/01/11/the-difference-between-ruby-symbols-and-strings/