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Descriptive analytics is usually the first step in data analytics exercise. As the name suggests, it describes a dataset. (more…)

I have compared1 few different tools for unit testing Javascript code. The frameworks I looked intowere QUnit, Mocha JS, tape, AVA, Jasmine, Karma and Jest. ... (more…)

A step-by-step tutorial to make sure you fully understand how Promises work... (more…)

There is more good stuff coming from Zeit folks. Next.js is getting better and faster every day. Reminds me of Meteor.js ;) ES6 modules… (more…)