For those new to data analysis, I have compiled a list of free sites where you can practice SQL, methods for setting up your own practice environment, and 10 practice problems to review the content of ...

Build a Python tracker for the Nintendo Switch 2 games list: scrape, dedupe, alert on new releases, and export a shareable ...

Intermediate SQL tutorial demonstrating REGEXP for advanced filtering, IF & CASE statements to create categories, SUBQUERIES ...

Hard SQL interview questions test the advanced problem solving skills expected in many medium and senior level data analyst ...

Predictive AI Functions bring high-quality ML predictions — forecasting, anomaly detection, top drivers, and value/class ...

When you reach a point of having advanced lung disease, or caring for someone who does, there may be some uncomfortable topics you have not yet explored that need to be discussed. It is inevitable to ...