kangkyu

# today's problem: print this page out as plain text. No images, no html tags, no javascript
# write a function that prints that https://www.yahoo.com/ as plain text
# hint: pipe that page through linx

# exec('lynx -dump yahoo.com')

File.open("yahoo_screen.txt", "w") do |f|
  f.write %x[lynx -dump yahoo.com]
end

kangkyu

def fizz_buzz(limit)
  1.upto(limit).reduce("") do |string, n|
    string << (n % 3 == 0 && n % 5 == 0 ? "FizzBuzz" : n % 3 == 0 ? "Fizz" : n % 5 == 0 ? "Buzz" : n.to_s)
    string << "\n"
  end
end

kangkyu

# http://exercism.io/exercises/ruby/clock/readme

class Clock
  def self.at(hours=0, minutes=0)
    new(hours, minutes)
  end

  def initialize(hours=0, minutes=0)
    array = minutes.divmod 60

kangkyu

class Player
  def play_turn(warrior)
    if warrior.feel.empty?
      if warrior.health < 20
        if warrior.health < @health
          if warrior.look(:backward).any?(&:enemy?)
            warrior.shoot!(:backward)
          else
            if warrior.health < 10 && warrior.feel(:backward).empty?
              warrior.walk!(:backward)

kangkyu

0 info it worked if it ends with ok
1 verbose cli [ '/usr/local/Cellar/node/4.1.1/bin/node',
1 verbose cli   '/usr/local/bin/npm',
1 verbose cli   'install',
1 verbose cli   'jsdom' ]
2 info using [email protected]
3 info using [email protected]
4 verbose install initial load of /Users/ugp/code/reactjs_koans/package.json
5 verbose installManyTop reading scoped package data from /Users/ugp/code/reactjs_koans/node_modules/babel/package.json
6 verbose installManyTop reading scoped package data from /Users/ugp/code/reactjs_koans/node_modules/babel-core/package.json

kangkyu

0 info it worked if it ends with ok
1 verbose cli [ '/Users/ugp/.nvm/versions/node/v4.1.1/bin/node',
1 verbose cli   '/Users/ugp/.nvm/versions/node/v4.1.1/bin/npm',
1 verbose cli   'install',
1 verbose cli   'contextify' ]
2 info using [email protected]
3 info using [email protected]
4 silly loadCurrentTree Starting
5 silly install loadCurrentTree
6 silly install readLocalPackageData

kangkyu

Convert this string

string = "{key:[[value_1, value_2],[value_3, value4]], 5:10:00AM]}"

to this hash:

h = {"key" => [["value_1", "value_2"],["value_3", "value4"]], 5=>"10:00AM"}

then convert h to JSON.

Please note that the brackets are unbalanced on purpose.

===

kangkyu

# Please answer in either 
# Ruby, 
# Perl, 
# PHP, 
# Python or 
# Java HTMLCONTROL Forms.HTML:Hidden.1 

# 1. Convert this string
# string = "{key:[[value_1, value_2],[value_3, value4]], 5:10:00AM]}"
# to this hash:

kangkyu

class Sample
  def initialize(hsh)
    @hsh = hsh
  end

  def method_missing(method)
    key = @hsh.has_key?(method) ? method : method.to_s
    @hsh[key]
  end

kangkyu

result_hash = Hash.new([0, ""])

File.read("path/to/file").each_line do |line| # something like that
  line.each do |column_name, value| # a line is not an hash or nested array, but could possibly convert somehow
    if result_hash[column_name][0] < value.length
      result_hash[column_name][0] = value.length
      result_hash[column_name][1] = line[factual_id]
    end
  end
end