Author: hrbrmstr
Everything written by hrbrmstr.
Slaying CIDR Orcs with Triebeard (a.k.a. fast trie-based 'IPv4-in-CIDR' lookups in R)
The insanely productive elf-lord, @quominus put together a small package (triebeard) that exposes an API for radix/prefix tries at both the R and Rcpp levels. I know he had some personal needs for this and we both kinda need these to…
CRAN Packages on GitHub (and some CRAN DESCRIPTION observations)
Just about a week ago @thosjleeper posited something on twitter w/r/t how many CRAN packages had associations with GitHub (i.e. how many used GitHub for development). The DESCRIPTION file (that comes with all R packages) has some fields…
Bridging The Political [Polygons] Gap with ggplot2
The @pewresearch folks have been collecting political survey data for quite a while, and I noticed the visualization below referenced in a Tableau vis contest…
A Simple Prediction Web Service Using the New fiery Package
fiery is a new Rook/httuv-based R web server in town created by @thomasp85 that aims to fill the gap between raw http & websockets and Shiny with a flexible framework for handling requests and serving up…
Making "Time Rivers" in R
Once again, @albertocairo notices an interesting chart and spurs pondering in the visualization community with his post covering an unusual "vertical time series" chart produced for the print version of the…
A Call to Arms[list] Data Analysis!
The NPR vis team contributed to a recent story about Armslist, a "craigslist for guns". Now, I'm neither pro-"gun" or anti-"gun" since this subject, like most heated ones, has more than two sides. What I am is pro-data, and the U.S.…
Your data vis "Spidey-sense" & the need for a robust "utility belt"
@theboysmithy did a \great piece\ on coming up with an alternate view for a timeline for an FT…
On Whether Y-axis Labels Are Always Necessary
The infamous @albertocairo blogged about a nice interactive piece on German company tax avoidance by @ProPublica. Here's a snapshot of their interactive…
New viridis & colorbrewer palettes for ipv4-heatmap
It's no seekrit that I :heart: Hilbert curve heatmaps of IPv4 space. Real-world IPv4 maps (i.e. the ones that drop dots on the Earth) have little utility, but with Hilbert curves maps of IPv4 space many different topologies can be…
Global Temperature Change in R & D3 (without the vertigo)
One of the original versions was static and was not nearly as popular, but—as you can see—this one went…