I am trying to import data from two sensors (many more actually but this is just a test case). The final product should be a data frame or table that has 4 columns - two for each sensor. One is…
I am trying to run RSelenium on an AWS but I am running into some errors (I previously had it working on a different AWS (no longer available)). I am getting the following error: > library(tidyverse) > library(RSelenium) > >…
Hey stack overflow legends, I'm trying to extract a dataframe from a nested list within a nested list, and it feels like I'm stuck in some kind of Inception-like dream within a dream. These lists are just nesting inside each…
I have a JSON file that looks as such: library(jsonlite) test_file <- jsonlite::fromJSON("https://raw.githubusercontent.com/datacfb123/testdata/main/test_file_lp.json") If you open up test_file in R, you can see it looks as such: The problem arises from the latestPosts data where some columns contain the data…
I'm developing an R package to be uploaded to CRAN and I keep getting a NOTE when I run devtools::check_rhub() The results I'm getting are: > On fedora-clang-devel (r-devel) checking HTML version of manual . . . NOTE Skippping checking…
I want to extract the value (.68) from this string. How would I go about doing this? {"values":[{"source":"source_value","value":".68"}, {"source":"source.units","value":"%"}, {"source":"source_name","value":"Chemical"}]} Currently, I have tried: sub(".*:", "", df$value_as_string) But I only get: ""Chemical"}]}"
I have ggplot2 3.4.0 installed on Ubuntu 22.04, but for some reasons I would like to use older version ggplot2 3.3.6. library(ggplot2, lib.loc="~/R/ggplot336/") I worked fine when I started with a clean script file. However, when I use an existing…
I am trying to install the R package brms on my Ubuntu 22.04 LTS computer. My R version is 4.2.2 and I am using RStudio RStudio 2022.07.2 "Spotted Wakerobin". rstan is installed and I have successfully verified the installation. My…
Using gsub(), I want to replace "nn" to "" in this text: mystring<-"People Storm Seonul Airport as Citizens Leave\n\nCHOI JEONGHO\n\nSEOUL, South Korea, Jan. 31" But, when I ran gsub("[r\n]", " ", mystring), it deletes all n in the text. The…
I try to install R packages by using devtools (for specific version) but got some errors. I have to install packages that's specific version and use specific R version (4.1.*) plz. R, devtools version R version : 4.1.3 devtools: 2.4.4…