/scratch/workspace/artdaq-demo-v2_10_00/SLF6/s48-e14-prof/build/artdaq_node_server/v1_00_08/src/node_modules/xml2js/node_modules/xmlbuilder/node_modules/lodash/now.js
_.defer(function(stamp) { console.log(_.now() - stamp); }, _.now()); // => Logs the number of milliseconds it took for the deferred invocation.