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Questions tagged r

1149 questions · page 19 of 23

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115
votes
2
answers

Converting string to numeric

string r
asked 2011-02-08T09:49:40.670
13
votes
2
answers

Terminating an apply-based function early (similar to break?)

r
asked 2011-02-06T21:56:39.180
9
votes
4
answers

Implementations of "The grammar of graphics" in statistical packages

r sas
asked 2011-02-03T22:16:13.070
12
votes
4
answers

how to predict new cases using the neuralnet package

r neural-network
asked 2011-02-03T21:23:30.547
14
votes
3
answers

R: Masked Functions

r
asked 2011-02-02T20:13:55.403
28
votes
4
answers

Placing Custom Images in a Plot Window--as custom data markers or to annotate those markers

python r matplotlib plot
asked 2011-02-01T08:35:44.977
67
votes
2
answers

Convert factor to integer

r integer coercion
asked 2011-01-25T20:15:24.863
37
votes
5
answers

Generating a Call Graph in R

r call-graph
asked 2011-01-25T16:17:56.173
136
votes
11
answers

How to draw an empty plot?

r ggplot2 plot
asked 2011-01-24T18:31:29.320
36
votes
3
answers

Changing whisker definition in geom_boxplot

r ggplot2 statistics boxplot ggproto
asked 2011-01-22T01:09:13.987
9
votes
3
answers

Aggregate() example in R

r aggregate
asked 2011-01-20T18:15:00.677
102
votes
7
answers

How to obtain a list of directories within a directory, like list.files(), but instead "list.dirs()"

r directory
asked 2011-01-20T16:32:21.453
27
votes
2
answers

RODBC Temporary Table Issue when connecting to MS SQL Server

sql sql-server r rodbc
asked 2011-01-20T13:37:20.980
67
votes
3
answers

Why do R objects not print in a function or a "for" loop?

r for-loop printing r-faq
asked 2011-01-17T17:49:30.793
30
votes
3
answers

Create pdf with tooltips in R

pdf r tooltip
asked 2011-01-14T13:56:32.007
13
votes
1
answers

Making a stacked area plot using ggplot2

r ggplot2
asked 2011-01-10T20:56:27.877
24
votes
2
answers

ggplot2 axis transformation by constant factor

r ggplot2
asked 2011-01-10T10:53:36.250
14
votes
3
answers

Creating zip file from folders

r
asked 2011-01-07T10:02:59.067
12
votes
3
answers

Extend the length of a plot axis in R?

r plot
asked 2011-01-04T20:43:55.907
16
votes
4
answers

Pitfalls in R for Python programmers

python r
asked 2011-01-01T12:11:47.117
36
votes
5
answers

Vectorizing a matrix

r vector statistics matrix
asked 2010-12-31T14:13:22.787
77
votes
11
answers

All Levels of a Factor in a Model Matrix in R

r matrix model indicator
asked 2010-12-30T06:18:17.157
30
votes
3
answers

How to refer to a variable name with spaces?

r plot ggplot2
asked 2010-12-29T04:15:38.110
35
votes
1
answers

paste quotation marks into character string, within a loop

r
asked 2010-12-15T17:33:27.163
18
votes
2
answers

Heteroscedasticity robust standard errors with the PLM package

r stata robustness standard-error plm
asked 2010-12-13T21:06:08.413
19
votes
4
answers

"Error in plot.new() : figure margins too large"

r png plot
asked 2010-12-10T15:30:15.230
54
votes
1
answers

controlling the output with RApacheOutputErrors

r rapache
asked 2010-12-10T08:31:58.037
34
votes
4
answers

Coding practice in R : what are the advantages and disadvantages of different styles?

r coding-style vectorization
asked 2010-12-10T08:16:25.987
21
votes
3
answers

How to properly document S4 "[" and “[<-“ methods using roxygen?

r roxygen r-s4
asked 2010-12-09T09:42:52.280
9
votes
6
answers

Using R with Google Analytics

r google-analytics
asked 2010-12-08T18:42:23.720
20
votes
2
answers

R writing style - require vs. ::

r namespaces package
asked 2010-12-06T23:49:23.777
80
votes
4
answers

do-while loop in R

r loops repeat do-while r-faq
asked 2010-12-05T07:29:46.217
61
votes
8
answers

qqnorm and qqline in ggplot2

r ggplot2 ggproto
asked 2010-12-05T02:28:02.323
15
votes
2
answers

How can a line be overlaid on a bar plot using ggplot2?

r ggplot2
asked 2010-12-02T06:22:41.213
11
votes
2
answers

How to count how many elements satisfy a condition in an idiomatic way?

r
asked 2010-11-30T19:05:21.393
56
votes
11
answers

Converting a data frame to xts

r dataframe coerce xts time-series
asked 2010-11-28T14:32:10.137
37
votes
4
answers

Create empty dataframe in R with same columns

r
asked 2010-11-24T16:22:16.057
22
votes
2
answers

Is there a way to get a vector with the name of all functions that one could use in R?

function r names
asked 2010-11-24T14:15:06.810
206
votes
9
answers

How to increase font size in a plot in R?

r plot
asked 2010-11-22T02:37:18.590
28
votes
2
answers

ggplot2: separate color scale per facet

r ggplot2
asked 2010-11-19T01:28:33.463
24
votes
3
answers

how do I grep in R?

r subset
asked 2010-11-18T23:14:16.813
193
votes
15
answers

Count number of occurences for each unique value

r count unique
asked 2010-11-18T13:18:48.057
11
votes
3
answers

How to display the code of a .C routine used by R function?

r
asked 2010-11-13T19:30:02.080
18
votes
6
answers

How do I generate a document (.rtf, .doc, .odt) from R

r ms-word ms-office document openoffice.org
asked 2010-11-10T16:32:14.807
9
votes
3
answers

Can I suppress the arrow (">") in the R/S output in Sweave?

r latex sweave
asked 2010-11-10T00:01:51.863
11
votes
3
answers

How can I redirect R warning messages to STDOUT?

r http-redirect stdout stderr
asked 2010-11-06T11:26:00.223
26
votes
9
answers

Ensuring reproducibility in an R environment

r
asked 2010-11-03T23:01:30.083
30
votes
7
answers

in R, can I stop print(cat("")) from returning NULL? and why does cat("foo") return foo>

r concatenation paste cat
asked 2010-10-29T20:43:45.933
31
votes
2
answers

How can I contribute to base R in small ways?

r
asked 2010-10-29T18:01:11.497
32
votes
6
answers

How do I preserve transparency in ggplot2?

r
asked 2010-10-22T22:05:50.453
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