Author: Jonathan Moo

Regular expression (regex) is primarily used for string manipulation and filtering, so that you can search and process the strings within a system. It can get complicated very quickly, and regex requires practice. Unless...

ETL is a very basic process to collect data for analysis. It doesn’t matter which role you want to take, either as a scientist, analyst or engineer. Every role needs to be able to perform basic ETL processes in any...

Today we are going to complete the MongoDB module by performing mathematical aggregation and storing data into MongoDB. This is also a good prelude to your Project 2. Warm-Up Let’s open up the file(s) in...

We are moving away from MongoDB shell to Python, where we are interacting with the MongoDB database with scripts. Do you still remember how we were scraping web sites? MongoDB is an excellent choice for storing such data because...

NoSQL databases are key to ingesting unstructured data. In many cases, RESTful APIs provide unstructured data, and hence we need a way to store and analyze such data. In recent years, NoSQL databases have features that help...