Using networkD3 in R to create simple and clear Sankey diagrams

I find Sankey diagrams super useful for illustrating flows of people or preferences. The networkD3 package in R offers a straightforward way to generate these diagrams without needing to know the ins and outs of the actual D3 code.

Analyzing Facebook posts and activity using Topic Modelling and other NLP methods

In April, I permanently deleted my Facebook presence. I joined in 2008 and was fairly active over the years. In the process of deleting my account, I downloaded all my data.

Utilizing quosures to create ultra flexible filtering controls in R Shiny

I build R Shiny apps quite a lot, and one of the common uses is to allow dynamic filtering of the underlying data, so that you can adjust a chart or a table based on some particular subset of interest.