Category "r"

RStudio: Selecting the column with the latest available data from a dataframe

I am trying to extract data from the World Bank and import it into RStudio for a regression analysis. The data can be found here and as you can see, the online

How can I add a legend for error bars in ggplot?

I have been trying to amend what I thought was a straightforward legend on my GGPlot for a day now and not making much progress (I have searched extensively on

Timezones when working with VEMCO VR2AR acoustic telemetry data

I'm wondering what the typical procedure for working with timezones for acoustic telemetry data is (part of a GLATOS array). If VR2AR receivers were initialized

rselenium clicking on dropdown element to collect data

I am trying to collect some area names from a website and in order to do so I want to click the drop-down box to expand the downwards pointing arrow. i.e. on th

create multiple tab in CSV file through R

I have a query in R, for loading data into .xlsx multiple tabs we use below code write.xlsx(newtrain, file = 'path/file.xlsx', sheetName

R and Rstudio on Apple silicon

has anyone got some info about future roadmap for R and Rstudio in order to support new ARM architecture? I know that probably we should rely on rosetta2 but I'

Coalesce columns and create another column to specify source

I'm using dplyr::coalesce() to combine several columns into one. Originally, across columns, each row has only one column with actual value while the other colu

R Dataframe By Group Calculation

I have a dataframe like below (the real data has many more people and club): Year Player Club 2005 Phelan Chicago Fire 2007 Phelan Boston Pant 2

Getting Visual Studio Code to (auto-)format R-Code

Working on Windows 10, no Formatter for the R-Language seems to do its job in Visual Studio Code. I've tried R support for Visual Studio Code and R-Tools, which

Automating conditional logic for database data checks in R

I am trying to do a large data check for a database. Some fields in the database are hidden, so when I am doing the datacheck, I need to ignore all hidden field

Error: cannot allocate vector of size X Gb Rstudio

Never had this problem before but now it's constantly there for any piece of code I write. > sessionInfo() R version 4.0.2 (2020-06-22) Platform: x86_64-w64-

R: Display "popup" information when mouse hovers over (graph) visnetwork

I simulated some data and created a graph network in R using visnetwork: library(igraph) library(dplyr) library(visNetwork) #create file from which to sample f

RStudio install packages from Azure DevOps

I'm creating some internal packages with R in RStudio. My repositories are hosted in Azure DevOps. I saw the renv.lock and there is a section for repositories.

How to left_join() two datasets but only select specific columns from one of the datasets?

Here are two datasets: (this is fake data) library(tidyverse) myfruit <- tibble(fruit_name = c("apple", "pear", "banana", "cherry"), number

spatial panel regression in R: non conformable spatial weights?

I am trying to run a spatial panel regression in R with the splm package. So I have polygons with summarized data over time and I want to see how the dependent

clustering standard errors within MLMs/lme4

Is it possible to use both cluster standard errors and multilevel models together and how does one implement this in R? In my set up I am running a conjoint exp

mapview and plot show different output for the same rasterLayer, why?

Below is the rasterLayer RASTER_slope in a plot (4 NAs are shown in white): Here is the metadata of RASTER_slope class : RasterLayer dimensions : 4, 4, 1

stargazer2 - automatically return odds ratio

I am doing a logistic regression and was recommended the stargazer2 function instead of stargazer function since it would automatically convert log odds to odds

Using purrr::possibly to catch dynamic error messages

I've written a custom function that does a number of checks and throws a different error when a check fails. Below is a simple example function that takes a dat

How to make data frame into raster object R

I have a data frame with one column of values. How do I make this into a raster image with the following parameters? I would also like to save it as a .tif rast