IRB session history

gistfile1.txt

[    [  0] "foo = lambda {|n| n.to_s.split('').map { |digit| digit.to_i }.inject(0){|a,b| a+b}}",    [  1] "foo.call(1)",    [  2] "foo.call(2)",    [  3] "foo.call(20)",    [  4] "foo.call(21)",    [  5] "foo.call(i)",    [  6] "puts foo.call(i)",    [  7] "def fact",    [  8] "def fact(n)",    [  9] "n==0 ? 1 : fact(n-1) * n",    [ 10] "for i in 1..20",    [ 11] "puts foo.call(fact(i))",    [ 12] "fact(2)",    [ 13] "fact(6)",    [ 14] "i = 0",    [ 15] "while foo.call(fact(i)) != 8001",    [ 16] "i++",    [ 17] "while foo.call(fact(i)) != 8001 do",    [ 18] "i += 1",    [ 19] "end",    [ 20] "i",
    [ 21] "fact(787)",
    [ 22] "foo.call(fact(787))",
    [ 23] "require 'nogokiri'",
    [ 24] "require 'net/http'",
    [ 25] "Net::Http",
    [ 26] "Net",
    [ 27] "Net::HTTP.new(\"http://apply.embed.ly/static/data/2.html",
    [ 28] "re:",
    [ 29] ":",
    [ 30] "\"'",
    [ 31] "'",
    [ 32] "\"\"",
    [ 33] "\"",
    [ 34] "sds",
    [ 35] "require 'uri'",
    [ 36] "exit",
    [ 37] "require 'uri'",
    [ 38] "require 'net/http'",
    [ 39] "uri = URI.parse(\"http://apply.embed.ly/static/data/2.html\")",
    [ 40] "response = Net::HTTP.get_response(uri)",
    [ 41] "response.body",
    [ 42] "doc = Nokogiri::HTML(response.body)",
    [ 43] "require 'nokogiri'",
    [ 44] "doc = Nokogiri::HTML(response.body)",
    [ 45] "doc.css('article')",
    [ 46] "doc.css('article'); 0;",
    [ 47] ";",
    [ 48] "end",
    [ 49] "doc.css('article > p')",
    [ 50] "doc.css('article > p').map{|d| d.depth}",
    [ 51] "doc.css('article > p').map{|d| d.ancestors.length}",
    [ 52] "ps = doc.css('article > p')",
    [ 53] "ps.first",
    [ 54] "ps.first.ancestors",
    [ 55] "ps.first.ancestors.length",
    [ 56] "doc.css('article p').map{|d| d.ancestors.length}",
    [ 57] "article = doc.css('article')",
    [ 58] "article = doc.css('article').ancestors.length",
    [ 59] "article = doc.css('article').length",
    [ 60] "article = doc.css('article').first.ancestors.length",
    [ 61] "doc.css('article p').map{|d| d.ancestors.length - article}",
    [ 62] "doc.css('article p').map{|d| d.ancestors.length - article}.inject(0){|a,b| a+b}",
    [ 63] "doc.css('article p').map{|d| d.ancestors.length - article}.length",
    [ 64] "avg = 85 / 39",
    [ 65] "avg = 85 / 39.0",
    [ 66] "doc.css('article p').map{|d| d.ancestors.length - article}.map{|d| (d-avg)**2}",
    [ 67] "doc.css('article p').map{|d| d.ancestors.length - article}.map{|d| (d-avg)**2}.inject(0){|a,b| a+b}",
    [ 68] "doc.css('article p').map{|d| d.ancestors.length - article}.map{|d| (d-avg)**2}.inject(0){|a,b| a+b} / 39.0",
    [ 69] "sqrt(_)",
    [ 70] "doc.css('article p').map{|d| d.ancestors.length - article}.map{|d| (d-avg)**2}.inject(0){|a,b| a+b} / 39.0",
    [ 71] "Math.sqrt(_)",
    [ 72] "[1..900]",
    [ 73] "1..900",
    [ 74] "1..900.length",
    [ 75] "[1..900].length",
    [ 76] "1 .. 900",
    [ 77] "_.class",
    [ 78] "1 .. 900",
    [ 79] "_.to_a",
    [ 80] "a = _",
    [ 81] "a = _.map{|d| 1/d}",
    [ 82] "a = _.map{|d| 1.0/d}",
    [ 83] "1 .. 900",
    [ 84] "a = _.map{|d| 1/d}",
    [ 85] "_.to_a",
    [ 86] "1 .. 900",
    [ 87] "_.to_a",
    [ 88] "a = _",
    [ 89] "a.map{|d| 1/d}",
    [ 90] "a.map{|d| 1.0/d}",
    [ 91] "b = _",
    [ 92] "b.inject(0){|a,b| a+b}",
    [ 93] "b.inject(0){|a,b| a+b} / 2",
    [ 94] "c = _",
    [ 95] "d = b",
    [ 96] "c",
    [ 97] "while d.inject(0){|a,b| a+b} > c do",
    [ 98] "d.delete_at(-1)",
    [ 99] "end",
    [100] "d.length"
]