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Questions tagged r

1149 questions · page 6 of 23

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11
votes
2
answers

Import password-protected xlsx workbook into R

perl r gdata xlsx
asked 2012-12-21T20:22:40.370
11
votes
2
answers

replace special characters along with the space in list of strings

string r special-characters whitespace
asked 2012-12-21T06:19:30.600
17
votes
2
answers

SI prefixes in ggplot2 axis labels

r ggplot2
asked 2012-12-20T13:50:41.390
90
votes
1
answers

Convert R vector to string vector of 1 element

string r vector arguments system
asked 2012-12-20T13:20:07.177
8
votes
3
answers

Fast melted data.table operations

r dataframe data.table aggregation reshape2
asked 2012-12-20T09:08:24.990
8
votes
1
answers

Finding the best matching pairwise points from 2 vectors

r matrix distance
asked 2012-12-19T21:28:23.453
11
votes
2
answers

Subscripts in R when adding other text

r plotmath
asked 2012-12-19T15:04:24.120
15
votes
4
answers

Circular plot with vectors in R

r plot
asked 2012-12-19T01:13:28.083
12
votes
3
answers

R and shared memory for parallel::mclapply

macos r shared-memory
asked 2012-12-18T22:02:01.663
22
votes
1
answers

How do I rename a data-frame in a for-loop

r for-loop
asked 2012-12-18T19:54:32.527
9
votes
1
answers

Is there a work around for slow performance of do.call(cbind.xts,...) in R 2.15.2?

r xts
asked 2012-12-17T22:28:23.777
11
votes
2
answers

How to weight smoothing by arbitrary factor in ggplot2?

r ggplot2
asked 2012-12-16T19:34:42.057
23
votes
4
answers

Clip values between a minimum and maximum allowed value in R

r vectorization clip clamp
asked 2012-12-13T21:41:38.200
8
votes
4
answers

"Non-zero exit status" error downloading XML and RCurl R packages

xml r installation package rcurl
asked 2012-12-12T18:33:59.867
11
votes
4
answers

Calculate frequency of occurrence in an array using R

r
asked 2012-12-12T14:09:16.817
24
votes
1
answers

Add Moving average plot to time series plot in R

r ggplot2 addition time-series moving-average
asked 2012-12-12T13:21:14.910
20
votes
2
answers

What's the best way to replace missing values with NA when reading in a .csv?

r csv na
asked 2012-12-11T15:17:58.117
105
votes
3
answers

How to randomize a vector

r vector random shuffle
asked 2012-12-07T15:23:14.533
21
votes
1
answers

How to create a list of matrix in R

r list matrix
asked 2012-12-07T14:33:39.753
32
votes
3
answers

How to change multiple Date formats in same column?

r date format
asked 2012-12-07T13:56:52.050
15
votes
3
answers

write to csv file using separator

r
asked 2012-12-07T07:45:28.193
43
votes
2
answers

Writings functions (procedures) for data.table objects

r data.table
asked 2012-12-07T02:43:11.617
209
votes
4
answers

Force the origin to start at 0

r plot ggplot2 axes
asked 2012-12-04T10:58:38.163
14
votes
2
answers

Efficient and recursive way to navigate through R code on Rstudio?

r ide rstudio
asked 2012-12-03T05:03:12.207
17
votes
3
answers

writeClipboard for matrices or data frames?

r matrix dataframe clipboard
asked 2012-12-03T03:46:53.220
13
votes
3
answers

How to sample large database and implement K-means and K-nn in R?

r machine-learning k-means knn large-data
asked 2012-12-02T18:27:38.753
21
votes
2
answers

Avoiding the infamous "eval(parse())" construct

r parsing expression eval interpreter
asked 2012-11-30T14:24:15.463
31
votes
2
answers

how to access global/outer scope variable from R apply function?

r scope apply
asked 2012-11-30T06:32:52.393
12
votes
1
answers

Getting .Rprofile to Load at Startup

r rstudio pandoc rprofile
asked 2012-11-29T20:10:59.693
25
votes
2
answers

Convert accented characters into ascii character

r transliteration
asked 2012-11-28T16:54:32.830
13
votes
1
answers

Return FALSE for duplicated NA values when using the function duplicated()

r comparison duplicates missing-data
asked 2012-11-27T11:44:12.283
29
votes
4
answers

plotting a curve around a set of points

r graphics2d curve
asked 2012-11-27T05:28:37.717
14
votes
2
answers

How to optimaly upgrade RStudio and R and keep project files and all setup (Windows machine)?

r
asked 2012-11-26T15:58:33.727
15
votes
4
answers

Partitioning data set in r based on multiple classes of observations

r random partitioning
asked 2012-11-23T22:44:38.530
8
votes
1
answers

replace text within parenthesis in R

r
asked 2012-11-23T12:39:31.293
10
votes
4
answers

subset a vector and sort it

c++ r rcpp
asked 2012-11-22T20:03:24.947
10
votes
3
answers

Can Dynamic Time Warping be used on time series with missing values?

r time-series
asked 2012-11-22T04:03:15.113
9
votes
2
answers

R - store a matrix into a single dataframe cell

r dataframe
asked 2012-11-22T01:42:21.713
128
votes
18
answers

Add (insert) a column between two columns in a data.frame

r dataframe insert
asked 2012-11-21T21:51:12.773
16
votes
1
answers

outer join data.table R

r data.table
asked 2012-11-21T12:20:34.277
26
votes
3
answers

sum cells of certain columns for each row

r rows
asked 2012-11-20T21:32:06.463
8
votes
2
answers

Set default graphical parameters for device

r graphics
asked 2012-11-20T13:21:16.237
153
votes
2
answers

Convert UNIX epoch to Date object

r time r-faq
asked 2012-11-19T14:51:52.680
74
votes
6
answers

Force ggplot2 scatter plot to be square shaped

r ggplot2 scatter-plot
asked 2012-11-18T23:33:53.327
13
votes
1
answers

Including Command Line Scripts with an R Package

r package rscript r-package
asked 2012-11-17T20:34:45.140
17
votes
1
answers

Justification of multiple legends in ggmap/ggplot2

r ggplot2 ggmap r-grid
asked 2012-11-17T00:42:11.097
8
votes
4
answers

Replicate() versus a for loop?

performance r for-loop replicate
asked 2012-11-16T07:37:00.110
9
votes
2
answers

Error in svd(x, nu = 0) : 0 extent dimensions

r
asked 2012-11-12T22:43:45.340
11
votes
1
answers

Plotting average of multiple variables in time-series using ggplot

r ggplot2
asked 2012-11-12T09:22:15.803
9
votes
2
answers

devtools roxygen package creation and rd documentation

r devtools roxygen roxygen2 rd
asked 2012-11-12T05:59:33.727
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