rubydubee

#Main file

require "Twitter.rb"
require 'json'
require 'uri'

Shoes.app :width=>300, :height=>400, :title=>"Rubydubee" do
  @twitter = Twitter.new "consumer_key",
                   "consumer_secret"
  @main_stack = stack do

rubydubee

a=[23,45,576,12]
a.each {|x| puts x}

rubydubee

b=a.collect {|x| x**2}
puts b

rubydubee

a.collect! {|x| x**2}

rubydubee

['a','b','c'].each_with_index do |item,index|
  puts "At Position #{index} : #{item}"
end

rubydubee

array = ['junk', 'junk', 'junk', 'val1', 'val2']
3.upto(array.length-1) { |i| puts "Value #{array[i]}" } #This is an example of Integer#upto

array = ['1', 'a', '2', 'b', '3', 'c']
0..array.length-1).step(2) do |i|                       # This is an example of Range#step
  puts "Letter #{array[i]} is #{array[i+1]}"
end

rubydubee

array=[1,2,3,4,5,6]
puts array[2..4]

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 #Union
 [1,2,3] | [1,4,5]                    # => [1, 2, 3, 4, 5]
 #Intersection
 [1,2,3] & [1,4,5]                    # => [1]
 #Difference
 [1,2,3] - [1,4,5]                    # => [2, 3]

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[4,2,1].sort #[1,2,4]
["pradyumna","ruby","bee"].sort #["bee","pradyumna","ruby"]

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arrays = [[1,2,3], [100], [10,20]]
arrays.sort_by { |x| x.size } # => [[100], [10, 20], [1, 2, 3]]