(This article was first published on

**Bommarito Consulting » r**, and kindly contributed to R-bloggers)Let’s say you’ve used my Python script to automate the download of a hashtag or search phrase from Twitter (in a Unicode safe way, unlike within R). Now let’s say you want to visualize the number of tweets over time. Easy enough – I’ve also shared this R/ggplot2 code that accomplishes the task. However, let’s say you now want a plot that has both frequency in one dimension (height/y) and the number of unique users in another (color, fill transparency, etc.). What do you do?

To make your life easier, I’ve published this simple R/ggplot2 script on Github to help. Embedded below:

To

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