Blog Archives

Google Prediction API update

September 10, 2013
By

A quick update on the last blog post...Mr Hadley Wickham has made the authentication for this much easier...Then you can use the curl script like in my last blog post.

Read more »

Google Prediction API example

June 13, 2013
By

Google's prediction API offers a blackbox way of doing some prediction. They had advertised an R package, but it doesn't seem to work with the new version of the prediction API or their OAuth2 authentication mechanism. So, in an effort to check out the...

Read more »

Using R to communicate via a socket connection

May 28, 2013
By

Occasionally, the need arises to communicate with R via another process. There are packages available to facilitate this communication, but for simple problems, a socket connection may be the answer. Nearly all software languages have a socket communic...

Read more »

3D Model Using the rgl Package

April 25, 2013
By
3D Model Using the rgl Package

A while back, I had a unique opportunity to work with some very talented interns for the summer while I was working at Allstate insurance. Without giving away details of the project that Allstate may prefer to keep secret, let's just say that we had ac...

Read more »

ggplot dodged vs faceted bar chart

April 17, 2013
By
ggplot dodged vs faceted bar chart

I've been bowling once per year at a charity event for the last few years and have kept track of the outcomes to share my group. I used ggplot2 to create a bar chart for the scores. Below are two graphs, one is dodged, the other is faceted. There's no ...

Read more »

Unshorten URLs in R

April 15, 2013
By

Well, of course, this tip comes out one week after I needed it. The author uses the RCurl package to request the header of the shortened URL and then parse the "location" parameter on the return. This sort of operation tends to be needed frequently, es...

Read more »

Use foursquare to locate a twitter user using R

April 8, 2013
By
Use foursquare to locate a twitter user using R

I've been doing some work with Twitter data. In much of this work, my life would be so much easier if we could geographically locate the origin of the tweets. There are some ways to do this using the twitter APIs. For example, if a user has geo-locatio...

Read more »

Search R-bloggers

Sponsors

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)