Data Science in Brief

"If we have data, let's look at data. If all we have are opinions, let's go with mine."

— Jim Barksdale, former Netscape CEO

Data science is a very broad term and can assume several different meanings depending on context, understanding, tools, and so on. In order to do proper data science, you need to, at the very least, know mathematics and statistics. Then, you may want to dig into other subjects, such as pattern recognition and machine learning, and, of course, there is a plethora of languages and tools you can choose from.

We won't be able to talk about everything here. Therefore, in order to render this chapter meaningful, we're going to work on a project together instead.

Around 2012/2013, Fabrizio was working for a top-tier social media company in London. He stayed there for two years and was privileged to work with several very brilliant people. The company was the first in the world to have access...