JD Long

Bermuda

plus.google.com/107121399840634452924/posts

Age: 40

Only slightly ashamed creator of disgusting and frustrating code. I'm a data guy not a programmer. But sometimes I have to program my data into submission. I can most easily be tracked down at Google+.

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Shading a kernel density plot between two points.

r plot asked Aug 16 '10 at 15:23

stackoverflow.com

39 votes

Developing Geographic Thematic Maps with R

r map geolocation geospatial asked Aug 11 '09 at 15:06

stackoverflow.com

25 votes

R: speeding up “group by” operations

performance r plyr asked Sep 10 '10 at 14:39

stackoverflow.com

23 votes

Converting a list of data frames into one data frame in R

list r data.frame asked May 17 '10 at 17:38

stackoverflow.com

19 votes

showing a status message in R

r message status statusbar asked Jan 21 '11 at 3:05

stackoverflow.com

19 votes

hiding personal functions in R

r namespaces asked Jan 28 '11 at 12:15

stackoverflow.com

18 votes

Factors in R: more than an annoyance?

r factor asked Aug 10 '10 at 1:06

stackoverflow.com

17 votes

Forcing garbage collection to run in R with the gc() command

r garbage-collection asked Sep 23 '09 at 16:37

stackoverflow.com

16 votes

Thinking in Vectors with R

r vector asked Jan 13 '09 at 15:58

stackoverflow.com

16 votes

Linear Regression and group by in R

r linear-regression asked Jul 23 '09 at 4:00

stackoverflow.com

Top Answers

105

Quickly reading very large tables as dataframes in R

stackoverflow.com

Making sense of principal component analysis, eigenvectors & eigenvalues

stats.stackexchange.com

R + ggplot : Time series with events

stackoverflow.com

Is the R language reliable for the field of economics?

stats.stackexchange.com

How to nicely annotate a ggplot2 (manual)

stackoverflow.com

R: How do I set what plot() labels the x-axis with?

stackoverflow.com

Structure of an R course for beginners

stackoverflow.com

How to join data frames in R (inner, outer, left, right)?

stackoverflow.com

Tricks to manage the available memory in an R session?

stackoverflow.com

Read an Excel file directly from a R script

stackoverflow.com

How can I speed up my slow hot water?

diy.stackexchange.com

Fastest & most flexible way to chart over 2 million rows of flat file data?

stackoverflow.com

R with a multi-core processor

stackoverflow.com

How do you combine “Revision Control” with “Workflow” for R?

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Essential skills of a Data Scientist

stackoverflow.com

Is Hadoop right for running my simulations?

stackoverflow.com

How can I arrange an arbitrary number of ggplots using grid.arrange?

stackoverflow.com

R: rJava package install failing

stackoverflow.com

Pivot Table-like Output in R?

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Sample Code for R?

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How can I make R take advantage of a high memory, high cpu server?

stackoverflow.com

Using R to download gzipped data file, extract, and import data

stackoverflow.com

How to Correctly Use Lists in R?

stackoverflow.com

What best practices do you use for programming in R?

stackoverflow.com

Is RExcel useful? or should I look for alternatives

stackoverflow.com

Quick question: cast function argument as a character string?

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How to generate distributions given, mean, SD, skew and kurtosis in R?

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What distribution pluffy to buy for an aspiring econometrician?

stats.stackexchange.com

Determining memory usage?

stackoverflow.com

Creating arbitrary panes in ggplot2

stackoverflow.com