Keep double quotes in R read_csv to read JSON data
I have a csv file imported from a sql database, one of the column is made of JSON data. I used to be able to read_csv the file and then parse the JSON data using fromJSON. However, now when I…
Jquery – Customize data table search by implementing regex logic
I have a data table where I establish a customized search logic (with AND and OR), by translating the search string into a regex expression using the function searchStringToRegexString. The following search strings are then converted to: 'term1 AND term2'…
Html – RSelenium: Unable to Extract Hrefs from Page After Button Click
I'm trying to automate web scraping using RSelenium in R. I've successfully located and clicked a button on a webpage using RSelenium, but I'm having trouble extracting href attributes from the page after the button click. I actually have a…
Why do these #include RcppArmadillo cause R to compile Rcpp code with C++11 instead of C++17 on Ubuntu 22.04?
I have recently started using a machine with Ubuntu 22.04 and I find that my existing (windows) .cpp files are no longer compiling with sourceCpp. The issue is that I require a compilation with at least C++14, and in fact…
Css – How to define names only for some option groups?
I need a dropdown menu that would have certain groups of choices, with the first option being "Use all data". That choice makes up it's own option group, and this group doesn't need a name. Unfortunately, selectInput() doesn't allow that.…
Jquery – Enable server-side smart search in datatable columns
For demonstration purposes, I have implemented an example datatable in shiny, where one can search the whole datatable (by using the search field in the top-right corner) and/or within a specific column (by using the search fields above the columns).…
Html – extracting text from webscraping
I'm trying to get text from a website My code works (sort of) for (i in 1:no_urls) { this_url=urls_meetings[[i]] page=read_html(this_url) text=page |> html_elements("body") |> html_text2() text_date=text[1] date<- str_extract(text_date, "\b\w+ \d{1,2}, \d{4}\b") # Convert the abbreviated month name to its full…
Docker – Is there an option to install R packages without documentation for more efficient storing?
I am installing packages based on a Docker file in a machine with very small storage capacities. My question is whether there is any way to install a more lightweight version of R packages that avoids non-critical bits of the…
Visual Studio Code – Include automatic incremental file versioning when rendering .rmd/.qmd files to pdf
Is there a way to include automatic incremental document versioning when working in markdown/rmarkdown/quarto? When I first render a file to pdf I want it to display version 1.0 and increment upwards from there every time the pdf is updated.…
Extract plain HTML after JS transformation using R and chromote
I'm working on a project where I need to process HTML tables generated by the tinytable package. The HTML includes JavaScript that dynamically applies CSS styling to the table cells. My goal is to extract the modified plain HTML after…