code: function getCheckedAndUnchecked (checkboxes) {
    var checked = [], unchecked = [];
    for (var i = 0; i < arguments.length; i++) {
      var checkbox = arguments[i];
      if (checkbox.is(":checked")) {
        checked.push(checkbox.data("value"));
      }
      else {
        unchecked.push(checkbox.data("value"));
      }
    }
    return { checked: checked, unchecked: unchecked };
  }
docs: Examines the given checkboxes, and returns arrays of checked and unchecked values.
  
  @param {...jQuery} checkboxes
  @returns {{checked: string[], unchecked: string[]}}