matthewrudy

<!-- HTMLTrace:Start sites/vacancies/_dam_link_rdfa.rhtml -->
<%

return unless file = dam_link_rdfa.downloadable_application_form
return unless file_name = file.file_name

if file_found?(file)
  
  file_name_for_link = case file_name
    when /\.pdf$/i then "Downloadable Form (PDF)"

matthewrudy

%%%6. Define a predicate list_of_divisors(N,L) which for a positive integer N
%%%   calculates the list of its proper divisors. (A proper divisor of n is a positive
%%%   integer m < n such that m divides n.)



divisor(N,P) :-
P>0,
N>P,
0 is N mod P.

matthewrudy

module Widgets::GeneralHelper
  
  def stylesheets_include(options = {})
    set_minify
    default_options = {:stylesheets => "all", :blueprint => false, :site_code => false, :ie => false}
    stylesheets_options = default_options.merge(options)
    
    raise Dir["#{Rails.root}/public/sites/#{site.site_code}/css/*"].to_yaml
...

matthewrudy

  set :site_path, Proc.new { Capistrano::CLI.ui.ask "Site to export (e.g. 'all', 'JGP' etc.): " }
  
  # we don't want exporting all sites if nothing is provided
  # that would be a costly mistake...
  raise ArgumentError, "Site path must be specified" if site_path == ""
  
  # site_path here is whatever we specify, 'JGP' for example
  
  # if 'all' was provided, reset site_path to .../sites/
  site_path = "" if site_path == "all"

matthewrudy

# each approach
locations = []
stocks.each {|stock| locations << stock.location}
return locations

# refactored with inject
stocks.inject([]) {|locations, stock| locations << stock.location}

# the correct approach
stocks.map {|stock| stock.location}

matthewrudy

data Btree a = ND | Data a |  Branch (Btree a) (Btree a)
               deriving (Show,Eq)

data Dir = L | R 
           deriving (Show,Eq)

type Path =  [Dir] 
    
--- Part a)