data visualization Archives - Jeff Everhart

Using AWS for Data Analysis

I’m not really sure when this happened, but over the last several years, I’ve started to spend a lot of my personal and professional time working on building out data visualization tools and workflows. In a recent meeting, someone referred to us as data scientists, and we’ve had a good running joke ever since. While […]

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Web GIS with Leaflet and WordPress

Over the last several years, it seems like I’ve worked on a lot of different map-based applications for a variety of purposes. Some of them have been focused on the digital humanities, like the Moton Museum Civil Rights Tour, while other have been more business-oriented, like this one that I started while at VAFB. I’m […]

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Analyzing and Visualizing Networks

One of the current projects I’m working on involves building out some analytical tools that sit on top of an application that lets students track attendance at extra curricular events for a living and learning program for the daVinci Center. For most of the visualizations, I used amCharts to build out some nice looking and functional […]

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Visualizing Geographic Data with D3

I’m not sure the power of visualizing data can be understated in the modern world. After all, we have more data than we’ve every had before, and we at least seem to understand the world we live in less and less. For example, this image below displays population density in Virginia census tracts, but what […]

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Designing SVGs in Sketch | Richmond Pulse Bus Line

Over the last few years, I’ve gotten spoiled by working with some awesome UX and graphic designers. As a result, I was able to double down on my programming skills on both the back and front ends, but at the same time most of my design skills had somewhat atrophied. I’m very comfortable using JavaScript […]

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Adding Custom Fields to WordPress JSON API

I’m working on building out some cool annotations tools for different types of audio, mostly music, which you can see an example of here. Although this is a good step, to really make this app/plugin/tool extensible and reusable, there needs to be some sort of back end layer to store some meta data about each […]

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Building A Simple Heat Map with D3

Heat maps are a great way to analyze frequency in a data set. Beautiful and creative things happen when you are stuck in an airport for four hours. I’ve been wanting to explore heat map visualizations for awhile now, so when I had some time to kill flying back from SXSW, I decided to take […]

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The Pros and Cons of Using Google Sheets as an Application Backend

I’ve been doing more lately working with APIs of different sorts, and I recently stumbled onto some cool ways to use Google Sheets to connect with APIs and store the data very easily in a spreadsheet. Having completed the linked project in less than an hour, I was really interested in figuring out the pros […]

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