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[ruby-docorg]

Convert a String to a Range
Tuesday, 13 April 2010 10:06
range-[ruby-docorg]-class-25 resources-ssplitmap&to_i #

s = "2..5"
Range.new *s.split('..').map(&:to_i)
#=> 2..5


Resources:
- Class: Range [ruby-doc.org]

Read more: http://feeds.dzone.com/~r/dzone/snippets/~3/22gYmHs7jrA/11019
 
Create a random number in Ruby
Friday, 19 March 2010 16:48
value-module-kernel-[ruby-docorg]-1 rand resources
Return a value from 0 to 5:
rand(6)

Return a value between 0 and 1:
rand

Resources:
- Module: Kernel [ruby-doc.org]

Read more: http://feeds.dzone.com/~r/dzone/snippets/~3/aIaVxWHYbAE/10611
 


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