Regression Lines in Scatter Charts, and Virtual Environments

I’ve been looking at ways to improve the way I do things.

First, how do I know if the trendline that I draw on my Plotly charts is meaningful and, the second is related to Python project organisation rather than Data Viz or AI.

Are Your Regression Lines Meaningful? A Guide for Data Visualization.

I take a look at how you can make sure that you are properly interpreting a scatter diagram when including a trendline. The related GitHub repo contains the code in Plotly as well as a notebook that shows how to create scatter charts with trendlines using 7 different Python libraries.

Read here: Medium members, or here: my web site

UV or Conda for Virtual Environments

I’ve been using Conda to organise Python projects and create virtual environments for them but recently have started using UV and newish virtual environment manager that is written in Rust and very fast. I compare my experiences with both.

Read here: Medium (no paywall)