ruby_practice.txt

[1] pry(main)> def say_bye(name)
[1] pry(main)*   puts "Bye bye, #{name}! See you later!"
[1] pry(main)* end  
=> nil
[2] pry(main)> say_bye("Rux")
Bye bye, Rux! See you later!
=> nil
[3] pry(main)> my_array = ["one", "two", "blabla"]
=> ["one", "two", "blabla"]
[4] pry(main)> my_array.sort
=> ["blabla", "one", "two"]
[5] pry(main)> my_array
=> ["one", "two", "blabla"]
[6] pry(main)> my_array.sort!
=> ["blabla", "one", "two"]
[7] pry(main)> my_array
=> ["blabla", "one", "two"]
[8] pry(main)> my_array.each { |word| puts word.length}
6
3
3
=> ["blabla", "one", "two"]
[9] pry(main)> Math.sqrt(1282)
=> 35.805027579936315
[10] pry(main)> Time.now
=> 2015-09-01 10:37:43 -0700
[11] pry(main)> Array.new(10, 'no bee pls')
=> ["no bee pls",
 "no bee pls",
 "no bee pls",
 "no bee pls",
 "no bee pls",
 "no bee pls",
 "no bee pls",
 "no bee pls",
 "no bee pls",
 "no bee pls"]
[12] pry(main)> include Math
=> Object
[13] pry(main)> sqrt(122)
=> 11.045361017187261
[14] pry(main)> sqrt(121)
=> 11.0
[15] pry(main)> sqrt 8
=> 2.8284271247461903
[16] pry(main)> sqrt 64
=> 8.0