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Questions tagged r

1149 questions · page 22 of 23

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27
votes
3
answers

Handling missing/incomplete data in R--is there function to mask but not remove NAs?

r missing-data data-processing
asked 2010-04-10T12:52:47.273
76
votes
8
answers

Can you pass-by-reference in R?

r oop parameter-passing pass-by-reference
asked 2010-04-08T20:23:37.623
210
votes
5
answers

Find file name from full file path

file r path
asked 2010-03-30T21:16:37.590
36
votes
1
answers

Generate multiple graphics from within an R function

r ggplot2 r-faq
asked 2010-03-30T17:40:06.680
86
votes
3
answers

Convert a dataframe to a vector (by rows)

r dataframe vector r-faq
asked 2010-03-30T12:48:04.793
12
votes
3
answers

Binning a numeric variable

r binning
asked 2010-03-24T01:41:13.247
10
votes
2
answers

What are good example R packages written using RUnit or roxygen?

r roxygen
asked 2010-03-23T07:47:18.193
15
votes
4
answers

Kruskal-Wallis test with details on pairwise comparisons

r
asked 2010-03-19T15:00:12.710
12
votes
3
answers

converting a matrix to a list

list r matrix
asked 2010-03-18T15:45:58.603
59
votes
5
answers

What ways are there to edit a function in R?

r function editing
asked 2010-03-16T20:47:50.973
16
votes
2
answers

Reshape data frame to convert factors into columns in R

r reshape factors
asked 2010-03-08T19:27:38.047
11
votes
2
answers

Greek letters in ggplot strip text

r ggplot2
asked 2010-03-08T17:59:45.730
10
votes
5
answers

Remove variable labels attached with foreign/Hmisc SPSS import functions

class r import label spss
asked 2010-03-07T02:08:09.670
87
votes
8
answers

How to get row index number in R?

r dataframe
asked 2010-03-03T10:52:42.563
43
votes
4
answers

How to add a title to a ggplot when the title is a variable name?

r ggplot2 title
asked 2010-03-01T22:52:50.987
11
votes
4
answers

Recode/relevel data.frame factors with different levels

r levels
asked 2010-02-26T15:00:55.377
11
votes
1
answers

How do I produce a boxplot in ggplot using a matrix

r ggplot2
asked 2010-02-25T22:42:29.053
21
votes
1
answers

Can a function in R return two vectors?

r function
asked 2010-02-23T13:19:53.400
13
votes
2
answers

What method do you use for selecting the optimum number of clusters in k-means and EM?

r cluster-analysis data-mining expectation-maximization
asked 2010-02-22T17:53:52.563
160
votes
4
answers

Controlling number of decimal digits in print output in R

r precision digits r-faq output-formatting
asked 2010-02-18T09:48:37.263
40
votes
17
answers

Datasets for Running Statistical Analysis on

r statistics dataset
asked 2010-02-12T13:46:56.927
21
votes
4
answers

Merging two Data Frames using Fuzzy/Approximate String Matching in R

r fuzzy-search
asked 2010-02-09T19:41:38.733
15
votes
4
answers

Information Dashboards in R with ggplot2

r ggplot2 dashboard r-grid
asked 2010-02-04T02:34:42.700
23
votes
3
answers

Library/package development - message when loading

r package
asked 2010-02-03T13:55:22.707
205
votes
9
answers

How to count TRUE values in a logical vector

r
asked 2010-02-03T09:03:38.140
39
votes
2
answers

R: apt-get install r-cran-foo vs. install.packages("foo")

r ubuntu debian cran
asked 2010-01-31T00:14:04.650
11
votes
1
answers

Use Windows (TTF) font?

r cairo
asked 2010-01-29T15:52:49.133
14
votes
2
answers

R array manipulation

arrays r slice sub-array
asked 2010-01-23T17:21:25.953
14
votes
3
answers

Generating a vector of the number of items in each list item

list r
asked 2010-01-17T02:43:35.393
9
votes
4
answers

Create Editable plots from R

graphics r ggplot2
asked 2010-01-12T10:49:24.770
10
votes
5
answers

What is the equivalent of var_dump() in R?

php r serialization dump
asked 2010-01-07T05:50:07.920
17
votes
7
answers

Import multiline SQL query to single string

string file r statistics rgui
asked 2010-01-05T01:51:01.390
99
votes
11
answers

Number of months between two dates

r date
asked 2010-01-03T19:12:47.240
61
votes
1
answers

Plotting a 3D surface plot with contour map overlay, using R

r 3d statistics plot
asked 2009-12-13T12:53:44.323
9
votes
1
answers

Plot multiple sets of points in R

r statistics plot
asked 2009-12-09T16:47:08.800
12
votes
5
answers

Storing plot objects in a list

pdf r statistics ggplot2 plot
asked 2009-11-30T15:45:46.313
30
votes
7
answers

count of entries in data frame in R

r count dataframe
asked 2009-11-28T19:38:43.553
37
votes
3
answers

Best way to allocate matrix in R, NULL vs NA?

r matrix
asked 2009-11-16T23:44:25.373
118
votes
5
answers

R: Count number of objects in list

list r count
asked 2009-11-16T06:58:47.193
136
votes
11
answers

What can MATLAB do that R cannot do?

matlab r scientific-computing
asked 2009-11-15T16:59:10.953
21
votes
8
answers

Creating a Pareto Chart with ggplot2 and R

r graph ggplot2
asked 2009-11-14T20:46:51.707
14
votes
4
answers

Changing the order of dodged bars in ggplot2 barplot

r ggplot2
asked 2009-11-12T11:20:48.743
31
votes
2
answers

How to run R on a server without X11, and avoid broken dependencies

r x11
asked 2009-11-10T20:10:25.560
17
votes
2
answers

Debugging generic functions in R

debugging r
asked 2009-11-10T13:47:12.923
217
votes
9
answers

For each row in an R dataframe

r dataframe rows
asked 2009-11-09T04:08:53.147
42
votes
9
answers

Split a string vector at whitespace

r string vector split whitespace
asked 2009-11-04T22:04:49.393
11
votes
2
answers

matplotlib for R user?

python r matplotlib scipy data-visualization
asked 2009-11-02T14:01:35.420
10
votes
6
answers

Can I gracefully include formatted SQL strings in an R script?

sql r rodbc
asked 2009-10-27T13:14:48.797
25
votes
5
answers

Building R Packages using Alternate GCC

bash gcc r
asked 2009-10-24T04:44:15.100
29
votes
2
answers

melt to two variable columns

r ggplot2 reshape
asked 2009-10-09T16:49:34.023
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