As an Ember developer, discovering Yarn package manager by Facebook was the best that could happen to me. Whenever one of my fellow developers encountered “Broccoli Plugin failed…” I used to say ‘rm -rf node_modules’, that’s what my seniors told me and I continued the tradition. That was very frustrating and as a beginner, I use to blame it all on Ember as I didn’t understand much of what was happening. As time passed I realized npm was the culprit. But a few months back I discovered this Yarn package manager. When I found it, I read

In our ember.js based project after getting latest code and running following commands: npm install && bower install npm start when I was starting app, it was failing randomly with following error. (FSEvents.framework) FSEventStreamStart: register_with_server: ERROR: f2d_register_rpc() => (null) (-21) events.js:85 throw er; // Unhandled 'error' event ^ Error: watch EMFILE at exports._errnoException (util.js:746:11) at FSEvent.FSWatcher._handle.onchange (fs.js:1161:26) npm ERR! Darwin 14.5.0 npm ERR! argv "node" "/usr/local/bin/npm" "start" .... To solve this issue I