sahglie

def subsets(array)
  subsets = []
  array.each do |elem|
    new = subsets.inject([]) { |accum, n| accum << n.dup.push(elem) }
    subsets.concat(new)
    subsets << [elem]
  end
  subsets
end

sahglie

## Allows runner to run all commands
runner  ALL=(ALL)       ALL

sahglie

def parse_var(text)
  if text.include?(",")
    return test.split(",")
  elsif text.include?(",")
    return test.split(";")
  else
    [text]
  end
end

sahglie

def eulers_method(range, h, t, y, &block)
  calculations = []
  calculations << [t, y]
  while t <= range.last
    slope = yield(t, y)    
    yn = y + (slope * h)
    y = yn
    t += h
    calculations << [t, yn]
  end

sahglie

def find_largest_product(matrix)
  matrix = matrix.map { |array| array.map(&:to_i) }

  sum = 0
  0.upto(16) do |i|
    0.upto(16) do |j|
      m4x4 = extract_4x4_at(i, j, matrix)
      candidate_sum = find_4x4_sum(m4x4)
      sum = candidate_sum if candidate_sum > sum
    end

sahglie

def truncated_subsets(prime):
    if len(prime) == 1: return [prime]
    subsets = []
    for i in range(1, len(prime)):
        subsets.append(prime[i:len(prime)])
        subsets.append(prime[0:len(prime)-i])
    return subsets

def is_truncatable_prime(prime, primes):
    subsets = truncated_subsets(prime)

sahglie

class NxNGrid
  
  class Node
    attr_accessor :paths
    
    def initialize(pos)
      @pos = pos
    end

    def to_i

sahglie

def update_confirm
  @eft = Eft.find_latest_unconfirmed_edit(@user.student_id)
  @eft || (redirect_to(eft_url) && return)

  if params[:confirm]
    @eft.update_attribute(:confirm_flag, true)  ##### @eft.updated_at doesn't get updated #####
    Notifier.deliver_confirmation_for_student(@eft.email_address) if Rails.env == "production" && session[:admin_uid].nil?
    audit_notification()
    redirect_to(completed_eft_url)
  else

sahglie

def update_confirm
  @eft = Eft.find_latest_unconfirmed_edit(@user.student_id)
  @eft || (redirect_to(eft_url) && return)

  if params[:confirm]
    @eft.update_attribute(:confirm_flag, true)
    @eft.touch() ##### Now @eft.updated_at gets updated #####
    Notifier.deliver_confirmation_for_student(@eft.email_address) if Rails.env == "production" && session[:admin_uid].nil?
    audit_notification()
    redirect_to(completed_eft_url)

sahglie

class TestObject
  def method_missing(message, *args, &block)
    if !self.respond_to?(message) && message[/=/]
      self.class.send(:attr_accessor, message[0...-1])
      self.send(message, args[0])
    else
      super
    end
  end
end