David Diez
@RFunction
Highlighting R features and functions
You might like
Ever want to bold the plotting characters? You can, and it's easy! rfunction.com/archives/2878 #RFunction #Rtrick #Rplot
Data sets for the Introduction to #R Programming videos are now available! rfunction.com/archives/2859 #learnR #Rprogramming #videos #data
OpenIntro launches a new site for finding Academic Jobs in Statistics: openintro.org/jobs
New videos providing an introduction (or refresher) for R programming: RFunction.com/archives/2847
rasterImage - Create a grid of colors, which could represent pixels of an image or values in a correlation matrix. rfunction.com/blog/archives/…
browser - Like debug but allows exploration in just a specific location of the function. rfunction.com/blog/archives/… #rfunc
traceback - Provides a trail of functions to track where and why an error occurred. rfunction.com/blog/archives/… #rfunc
edaPlot (openintro package) - Interactive, exploratory plot function with a click-interface and eight graphing options. rfunction.com/blog/archives/…
readPNG (png package) - Generate a matrix for a raster image from a PNG image. rfunction.com/blog/archives/… #rfunc
findFn (sos package) - Do a search for functions, which opens an interactive HTML page of results. rfunction.com/blog/archives/… #rfunc
getReturns (stockPortfolio package) - Retrieve stock performance data from Yahoo! Finance. rfunction.com/blog/archives/… #rfunc
map (maps package) - Create high quality maps that may be shaded or projected in a variety of ways. rfunction.com/blog/archives/… #rfunc
xtable (xtable package) - Generate a nicely formatted table for LaTeX or a basic table for HTML. rfunction.com/blog/archives/… #rfunc
tar, untar - Use R to create a tarball (tar.gz zip file) or to unzip a tarball. rfunction.com/blog/archives/… #rfunc
dir.create - Create a new folder on your computer from R using the dir.create function. rfunction.com/blog/archives/… #rfunc
all.equal - Check if two objects are equal, or at least very nearly equal. rfunction.com/blog/archives/… #rfunc
exists - Check if an R object exists in the current session. rfunction.com/blog/archives/… #rfunc
zapsmall - Set the small values in a numeric vector, where "small" is defined relatively in a vector, to zero. rfunction.com/blog/archives/… #rfunc
sub, gsub - Replace the first occurrence of a pattern with sub or replace all occurrences with gsub. rfunction.com/blog/archives/… #rfunc
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