arn-e

  def freq_analysis_first(msg)
    f_freq,msg_arr,sum = Hash.new(0),msg.split(' '),0
    msg_arr.each {|i| i.split('').each_with_index do |a,b| 
      f_freq[a], sum = f_freq[a] + 1, sum +1 if b == 0
    end}
    return f_freq.each {|a,b| f_freq[a] = calc_perc(b,sum)}.sort_by {|i,j| j}.reverse
  end

arn-e

function simple_postfix(input){
    val = input.split(' ');
    return eval(val[0] + val[2] + val[1]);
}
console.log("Result is : " + simple_postfix("4 2 +"));

arn-e

speed_dial = SpeedDialPermutations.new
puts speed_dial.get_combinations( ["Up","Right","Left","Down"])
# Up,Up,Up,Right (etc.)
puts speed_dial.simulate( ["Up","Right","Left","Down"],0.01,6)
# Attempt 3 Unsuccessful : Up,Left,Down,Left : Elapsed time : 8.000366121 (etc.)
puts speed_dial.average_time( ["Up","Right","Left","Down"],10000,["Up","Down","Left","Right"])
#8.534266573342666

arn-e

  def match_char(hash_results)
    dist,dist_c,match_hash = 100,"",Hash.new
    hash_results.each { |a,b| @gen_char_freq.each { |c,d| dist,dist_c = (d-b).abs, c if (d-b).abs < dist}
      match_hash[a],dist = dist_c,100}
    return match_hash
  end

arn-e

  def decode(to_decode,match_results)
    match_results.each do |a,b|
      decrypted = decrypt(((b.ord-a.ord).abs),to_decode)
      decrypted.language == :english ? (return decrypted) : decrypted
    end
  end

arn-e

require 'benchmark'
@mod_256 = [true, true, false, false, true, false, false, false, false, true, false, false, false, false, false, false, true, true, false, false, false, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, true, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, false, false, false, false, true, true, false, false, true, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, true, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, false, false, false, false, false, true, false, false, true, false, false, false, false, true, false, false, false, false, false, false, true, true

arn-e

# Description : Script to Return Remaining Days in the Year
# User puts in a date and gets the number of the day (e.g. day 1) and the number of days left in the year 

class DayOfYear
	def initialize
		@days_in_months = [31,28,31,30,31,30,31,31,30,31,30,31]
	end

	def date_info(date)
		return "days number : #{days_elapsed(date.month,date.day,date.year)}, days remaining in year : #{days_remaining(date.month,date.day,date.year)}"

arn-e

def prime_factors(n, factors = [], f = 2)
  return factors.push(f) if n == f
  n % f == 0 ? prime_factors(n / f, factors.push(f)) : prime_factors(n, factors, f + 1)
end

arn-e

def prime_factors_iterative(n, f = 2, factors = [])
  until n == f
    n % f == 0 ? (factors, n, f = factors.push(f), (n/f), 2) : (f += 1)
  end
  return factors.push(f)
end

arn-e

Benchmark.bmbm do |x|
  x.report('prime_factors') do
    100.times { prime_factors(9000) }
  end
  x.report('prime_factors_iterative') do
    100.times { prime_factors_iterative(9000) }
  end
end
#                               user     system      total        real
# prime_factors             0.010000   0.000000   0.010000 (  0.002087)