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Questions tagged r

1149 questions · page 13 of 23

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8
votes
2
answers

Could not find any X11 fonts error

r path x11
asked 2012-01-10T17:58:42.160
34
votes
9
answers

Quickly remove zero variance variables from a data.frame

r data-management
asked 2012-01-10T14:57:33.913
33
votes
2
answers

suppress messages displayed by "print" instead of "message" or "warning" in R

r suppress-warnings
asked 2012-01-10T01:00:16.330
40
votes
1
answers

How can I reference the local environment within a function, in R?

r namespaces
asked 2012-01-07T18:20:46.837
26
votes
4
answers

Switch R script from non-interactive to interactive

r
asked 2012-01-05T02:55:50.283
24
votes
2
answers

Force mapply to return a list?

r mapply
asked 2012-01-04T20:36:58.267
9
votes
1
answers

plotting label names onto 3D plot generated by plot3d (rgl)

r plot text 3d rgl
asked 2012-01-04T20:32:13.950
90
votes
6
answers

Position of the sun given time of day, latitude and longitude

r math geometry astronomy azimuth
asked 2012-01-03T04:50:33.540
10
votes
5
answers

Conditional gsub replacement

r
asked 2012-01-02T17:05:11.147
8
votes
1
answers

Losing data by using the function unlist

r
asked 2012-01-01T23:38:58.420
16
votes
3
answers

R: use of factor

r types
asked 2011-12-28T06:35:26.983
13
votes
4
answers

Remove all rows where length of string is more than n

r dataframe
asked 2011-12-27T01:24:25.270
8
votes
1
answers

R RODBC putting list of numbers into an IN() statement

sql r rodbc
asked 2011-12-26T21:27:33.127
9
votes
4
answers

constructing a Data Frame in Rcpp

c++ r rcpp
asked 2011-12-25T19:36:06.723
77
votes
4
answers

Extract info inside all parenthesis in R

regex r
asked 2011-12-23T07:10:26.230
49
votes
1
answers

Does roxygen2 automatically write NAMESPACE directives for "Imports:" packages?

r roxygen roxygen2
asked 2011-12-22T00:09:47.393
153
votes
5
answers

What are the differences between vector and list data types in R?

list r vector
asked 2011-12-21T18:49:49.287
37
votes
4
answers

R: applying function over matrix and keeping matrix dimensions

r
asked 2011-12-20T17:12:55.950
8
votes
2
answers

Create a heatmap of USA with state abbreviations and characteristic frequency in R

r dictionary heatmap
asked 2011-12-16T17:14:02.400
21
votes
2
answers

Can Sweave produce many pdfs automatically?

r sweave knitr
asked 2011-12-15T11:10:17.470
8
votes
1
answers

Transparency in boxplot legend keys using R and ggplot2

r transparency ggplot2 legend boxplot
asked 2011-12-14T11:49:04.470
20
votes
5
answers

How to account for leap years?

r date
asked 2011-12-13T14:24:08.507
19
votes
4
answers

Convert comma separated string to numeric columns

r csv
asked 2011-12-11T13:29:03.823
42
votes
1
answers

R glmnet : "(list) object cannot be coerced to type 'double' "

r glmnet
asked 2011-12-10T15:35:56.410
14
votes
2
answers

R: multiple x axis with annotations

r plot
asked 2011-12-09T09:59:44.430
8
votes
2
answers

Raising exceptions in Rcpp

c++ r rcpp
asked 2011-12-08T22:38:03.960
8
votes
1
answers

Discarding a single attribute in R

r missing-data
asked 2011-12-07T04:50:31.167
24
votes
1
answers

adding useDynLib through Roxygen

r documentation-generation roxygen roxygen2
asked 2011-12-06T22:13:02.297
16
votes
3
answers

'externalptr' error in R using XML data

xml r
asked 2011-12-04T23:11:44.867
8
votes
3
answers

How is AIC calculated in stepAIC

r
asked 2011-12-04T07:53:51.707
25
votes
1
answers

universal constants in R

r statistics
asked 2011-12-03T14:05:55.967
24
votes
3
answers

Writing big documents with Sweave. Is it possible to do as with LaTeX?

r latex sweave
asked 2011-12-03T07:04:10.737
11
votes
1
answers

Reorder column names in R by arbitrary specified order

r sorting dataframe
asked 2011-12-01T23:13:38.877
172
votes
3
answers

How to save a data frame in R?

r dataframe
asked 2011-12-01T17:37:54.687
14
votes
1
answers

Cut function in R - exclusive or am I double counting?

r
asked 2011-11-22T21:09:17.283
12
votes
4
answers

What does the lambda calculus have to say about return values?

r return-value lambda-calculus
asked 2011-11-22T13:49:55.007
25
votes
7
answers

Group by multiple columns and sum other multiple columns

r grouping aggregate plyr data.table
asked 2011-11-21T13:38:06.307
14
votes
2
answers

glm starting values not accepted log-link

r offset glm
asked 2011-11-21T12:48:53.120
17
votes
3
answers

Does R have a wildcard expression (such as an asterisk (*))?

r
asked 2011-11-17T21:29:04.373
38
votes
4
answers

Solving simultaneous equations with R

r equation-solving
asked 2011-11-16T01:55:35.870
20
votes
4
answers

Extract date elements from POSIXlt and put into data frame in R

r
asked 2011-11-14T18:49:07.867
13
votes
1
answers

Venn diagram from list of clusters and co-occurring factors

r combinations data-visualization factor-analysis
asked 2011-11-14T13:06:25.493
9
votes
3
answers

Multiple density graphs different groups (based on factor level) using plyr

r loops graphics plyr
asked 2011-11-13T16:04:27.657
10
votes
2
answers

optimization function in R that can accept objective, gradient, AND hessian?

r package mathematical-optimization
asked 2011-11-11T02:31:46.457
18
votes
4
answers

Using the Tufte-Latex class in Sweave

r latex sweave tufte
asked 2011-11-09T19:18:02.787
9
votes
4
answers

Simple combinatorics in R

r combinatorics
asked 2011-11-08T13:39:55.810
67
votes
5
answers

Transparent equivalent of given color

r colors alpha-transparency
asked 2011-11-08T08:26:08.337
11
votes
4
answers

Rscript on ubuntu

r ubuntu rscript
asked 2011-11-05T19:40:36.213
10
votes
3
answers

mmap and csv files

r mmap
asked 2011-11-04T05:59:14.810
10
votes
2
answers

Import date-time at a specified timezone, disregard Daylight Savings Time

r datetime timezone time-series dst
asked 2011-11-04T01:45:14.283
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