.json, and then
.jsonfiles are parsed as JSON text files.
.nodefiles are interpreted as compiled addon modules
'/'is an absolute path to the file. For example,
require('/home/marco/foo.js')will load the file at
'./'is relative to the file calling require().
'./'to indicate a file, the module is either a core module or is loaded from a
require()will throw an Error with its code property set to
Casiano Rodriguez León 2015-01-07