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New posts in r
remove quotation marks from string at beginning and end only if both are present
Oct 26, 2022
regex
r
stringr
Create a new data frame column by picking a value in others columns according to an index column
Nov 02, 2022
r
dataframe
geom_point: Put overlapping points with highest values on top of others
Nov 07, 2022
r
ggplot2
visualization
How to delete blank lines with readLines in R?
Nov 05, 2021
r
what is a Callback mechanism and how it applies in R
Dec 27, 2021
r
R namespace access and match.fun
Jan 27, 2022
r
namespaces
package
Delete characters at positions within a string in R?
Oct 21, 2022
string
r
character
Efficient use of as.numeric() and factor()
Mar 19, 2022
r
character
numeric
Bold boxplot labels in R
Oct 21, 2022
r
label
boxplot
How can I remove rows containing '0' of certain columns while keeping the rows IDs of remaining rows in R
Jun 04, 2021
r
arranging ggplot2 legend items in a grid
Oct 25, 2022
r
ggplot2
R ggplot2 - Simple plot- cannot specify log axis limits
Jan 06, 2020
r
ggplot2
kernel-density
Calculate the difference betwen pairs of consecutive rows in a data frame - R
Nov 18, 2022
r
Creating a filled contour plot using data in lists
Jul 10, 2017
r
list
ggplot2
contour
Vectorized element-wise division on Sparse Matrices in R
Jul 27, 2018
r
vectorization
sparse-matrix
standard errors for loess in R
Feb 26, 2021
r
regression
lm
loess
grouping by date ranges
Sep 14, 2022
r
date
Switching row-major to column-major dimensions
Jul 17, 2022
arrays
r
How to change column values in a data frame?
Feb 13, 2022
r
dataframe
ggplot2 one line per each row dataframe
May 08, 2020
r
ggplot2
dataframe
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