xavi-

type ChangeEntry struct {
	Namespace string
	Type      string                 // insert, update, or delete
	ID        string                 // the unique identifier of the object
	Object    map[string]interface{} // There are limitations on this object...
}

func convertOp(op map[string]interface{}) (*ChangeEntry, error) {
	// Note that this has only been tested for the Mongo 2.4 format

xavi-

// For each of the following code fragments:
//  a. what does the code do?
//  b. what did the author intend for it to do?
//  c. how would you fix it?
// NOTE: all code samples work exactly the same in all browsers

// 1. object literals
var data = [ { high: 100, low: 81 }, { high: 93, low: 73 }, { high: 60, low: 32 } ];
function getAverages(data) {
    var avgs = [];