Farhad Manjoo at Slate has a good article on why you need to learn how to program. Chances are, if you're reading this post here you're already fairly adept at some form of programming. But if you're not, you should give it some serious thought.Gina Tr...
Your Rprofile is a script that R executes every time you launch an R session. You can use it to automatically load packages, set your working directory, set options, define useful functions, and set up database connections, and run any other code you w...
Just saw the announcement of the availability of Rstudio, a new (free & open source) integrated development environment for R that works on Windows, Mac, and Linux. Judging from the screenshots, it looks like Rstudio supports syntax highlighting for Sweave & easy PDF creation from Sweave code, which is something I haven't seen anywhere...
Just saw the announcement of the availability of Rstudio, a new (free & open source) integrated development environment for R that works on Windows, Mac, and Linux. Judging from the screenshots, it looks like Rstudio supports syntax highlighting for Sweave & easy PDF creation from Sweave code, which is something I haven't seen anywhere...
One of the best ways to learn how to code in R is to view sample scripts that people share. I recently came across this post where Michael uses R to scrape twitter and collect all sorts of great data … Continue reading →
As we get close to the end of the year, it's time to look back over the past year and think of resolutions for 2011 and beyond. One that's often on my mind relates to ways to structure my code to make it clearer to others (as well as to myself when I l...
I recently reformatted my laptop and needed to reinstall R and all the packages that I regularly use. In a previous post I covered R Commander, a nice GUI for R that includes a decent data editor and menus for graphics and basic statistical analysis. Since Rcmdr depends on many other packages, installing and...
If you use blogger or even wordpress you've probably found that it's complicated to post code snippets with spacing preserved and syntax highlighting (especially for R code). I've discovered a few workarounds that involve hacking the blogger HTML templ...
Several readers emailed me or left a comment on my previous announcement of Frank Harrell's workshop on using Sweave for reproducible research asking if we could record the seminar. Unfortunately we couldn't record audio or video, but take a look a...
Google Reader is a fantastic way to keep track of new papers that are appearing in many different journals, and also to follow some of the interesting research blogs (and blogs on other topics) that are out there. Google Reader checks websites for you and lets you know of any new material that appears. Instead...
Zero Inflated Models and Generalized Linear Mixed Models with R.
Zuur, Saveliev, Ieno (2012).