benhoskings

class Array
  def count_if
    inject(0) {|acc, i| acc + (yield(i) ? 1 : 0) }
  end
end

def f(ra,n)
  ra.count_if {|x| x.include? n }
end

benhoskings

#Ruby assignment option to assign unless nil

replacement_content = page_contents.content_label_find(item)

##########################################################
# The following is wrong, see http://gist.github.com/68772
##########################################################

# This
element.inner_html = replacement_content if replacement_content

benhoskings

# Original from Mitchell

  def self.first_uninteresting
    all_numbers = Number.find(:all).map { |entry| entry.number }.sort
    last = 0
    all_numbers.each do |number|
      if number != last + 1
        return last + 1
      end
      last = number

benhoskings

class Object
  def new_with &block
    self.new.instance_eval {
      yield
    }
  end
end

$logger = Object.new_with {
  define_method :foo do