This post attempts to give readers a practical example of how to clean a dataset (in particular, the Google Play Store Apps dataset). Continue reading Data Cleaning case study: Google Play Store Dataset
The new Coronavirus is spreading fiercely. This article describes how to make a geo-map to showcase the status of this disease around the world using Python and Plotly. Continue reading Coronavirus cases: an interactive geo-map with Plotly
This blog post attempts to address why NaNs are bad and how we can fix them. Continue reading How to deal with missing values (NaNs)