All Questions
635
questions
1
vote
2
answers
69
views
parallel/automatic way of unnesting list columns that contains data frames (list columns might be empty)
Please consider the following data frame:
df <- structure(list(oID = c(37751L, 30978L, 33498L),
peId = c(12L, 13L, 14L),
last_Name = c("ABC", &...
- 10.4k
0
votes
1
answer
45
views
Change raster extent with tidy
I have files from ERA5 that have extent from 0 to 360 (lon) and -90 to 90 (lat)
Example:
> era5_sr
class : SpatRaster
dimensions : 721, 1440, 744 (nrow, ncol, nlyr)
resolution : 0.25, 0....
1
vote
1
answer
24
views
pivot_longer from multiple columns into a singular names_to and two values_to
I've spent most of the day on this and finally calling in some help. There are multiple entries here on related questions, but none that quite get at what I'm trying to do.
Below is an example df.
x &...
3
votes
1
answer
46
views
Is there an R Function that allows you to extract a single digital from a numeric variable REGARDLESS of its location (not just first or last digit?
I have seen a lot of posts regarding how to extract the first number in a numeric variable or the last using functions like gsub or grep, however I want to be able to extract a specific digit ...
0
votes
1
answer
34
views
Massive dataset - average values by month and location
I would really appreciate some assistance with sorting some data to reduce temporal auto-correlation for a massive dataset that I have (almost 2600 rows). I'm sure this is probably quite an easy thing ...
- 21
0
votes
0
answers
48
views
Getting DOI for a list of citations in R
I have a list of citations. Here is the data:
df<-structure(list(Citation_Text = c("Knopf, M. D. (1996). Analyzing noncompliance in fisheries management: the roles of social influences and ...
- 373
0
votes
1
answer
49
views
How to combine multiple columns of data into 1 column when pivoting wider in R
I have a data set similar in structure to this example one:
df <- data.frame(sample=c('A', 'B', 'C', 'D', 'E', 'F', 'G', 'H'),
test_1=c(2, 1, 4, 3, 5, 2, 1, 4),
...
0
votes
1
answer
33
views
Extract a vector with dplyr while maintaining ID variable for each row [duplicate]
I have a data set:
df<-structure(list(spp = list(c("Other species (please list species name; i.e. Tarpon)",
"Other species (please list species name; i.e. Amberjack)"),
c(&...
- 373
0
votes
3
answers
64
views
stop mutate truncating column column names
I am making a large data frame using mutate with lots of ifelse conditions. My approach is to not name the columns within mutate because I have many hundreds of these conditions and each time I update ...
- 2,813
0
votes
1
answer
119
views
Converting multiple columns from character to POSIXct in R
I have multiple dataframes with multiple date/time columns that are initially character variables when I import them and I would like to convert the to a POSIXct format. I am open to other date/time ...
0
votes
2
answers
60
views
how to plot a combined histogram with different datasets in r
I have 2 datasets and I am trying to find a better way of visualizing my results. Can you please help me to plot the 2 histograms on 1 histogram so it is easier to compare?
data1:
count <- c('10', '...
- 45
4
votes
5
answers
179
views
Convert a columns into separate columns in wide format in R
I am trying to convert the "FRUITS" column into separate columns ("Apple" and "Banana") in wide format.
Gender AgeGroup EAT FRUITS
1 Female ...
- 97
1
vote
1
answer
27
views
how do i write a function to generalize multiple lmer models with different response variables?
I am trying to generalize a function that will run all these different model combinations but on different response variables.
`
model_suite <- function(response, df){
mod1.2 <- lmer(log(...
- 11
0
votes
1
answer
62
views
How would you create a recursively nested tibble in R
I trying to create what I'm calling a recursively nested tibble, a tibble with x rows that is nested such that each x row nests the following n rows of y. Here is an example of what I'm trying to ...
- 3,518
0
votes
2
answers
44
views
pivot longer by looping over certain columns
I have the following data which belongs to my darts league in wide format
structure(list(home_team = c("Art of Dart", "Art of Dart", "Art of Dart",
"Art of Dart&...
- 61