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nodejs: generate uuid / guid
node-uuid provide a simpler and reliable way to create unique id. It is rigorous implementation of RFC4122 (v1 and v4) UUIDs.
// npm i node-uuid
var uuid = require('node-uuid');
// Generate a v1 (time-based) id
uuid.v1();
// Generate a v4 (random) id
uuid.v4();
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