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Q:

map an array stack overflow

var myObject = { 'a': 1, 'b': 2, 'c': 3 };

Object.keys(myObject).map(function(key, index) {
  myObject[key] *= 2;
});

console.log(myObject);
// => { 'a': 2, 'b': 4, 'c': 6 }
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[ {
    "column": "parties",
    "value": [cell value]
}, {
    "column": "star-speak",
    "value": [cell value]
} ]
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var mapCell = function (row) {
  return columns.map(
    function(column) {
      return { 
        column : column, 
        value : getColumnCell(row, column)
      }
    }
  )
}
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