With Spark core, we can analyze batch of data (say, daily). With Spark Streaming, we…

So far we assumed data is sitting on the cluster, but, we didn’t say how…

There are handful of solution to query the data in the whole cluster, or from…

A distributed NoSQL database with no point of failure (no master node). It has a…

We can use and integrate external data storage, relational and non-relational databases to expose the…

It runs on top of YARN. It’s an alternative to MapReduce. In fact, we can…

It’s an alternative to YARN, yet it’s still different. It’s used by Twitter, not directly…

This article is not a technical deep dive. It’s rather a quick glimpse over what…

The general idea is to not let the headless browser do any extra work. This…

I’d recommend installing Puppeteer with npm, as it’ll also include the stable up-to-date Chromium version that…