agius

// A bunch of functions you can use in the MongoDB shell
// taken from http://api.mongodb.org/js/1.8.2/index.html
// amongst other sources

// Used in place of print() to view the contents of objects
printjson(x);
printjsononeline(x);

// File system interaction
ls(...);

agius

class Hash
  # gets hash-nested values, returns nil if any key is missing
  def dig(*path)
    path.inject(self) do |location, key|
      location.respond_to?(:keys) ? location[key] : nil
    end
  end

  # Deletes key from self and returns self
  def kill(key)

agius

^([^:]+:\/\/)([^@]+\@)?([^:\/]+)(:\d+)?(\/[^\s\?\#]+)+(\?([^\n\#]+)(\#\S+)?|(\#\S+))?$