A substitute for plyr’s mapvalues
Posted 7th April 2025
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The mapvalues() function in plyr was immensely useful, but with plyr’s retirement, it’s time to move on and find something better.
Installing RStudio in WSL2
Posted 22nd July 2024
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Installing RStudio within the Windows Subsystem for Linux was not as simple as expected, once I started installing packages in R. Here’s my procedure for getting it all to work seamlessly.
Export an R data frame into a formatted Excel sheet
Posted 22nd March 2024
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A straightforward method for exporting an R data frame to a formatted Excel workbook.
Connect an RStudio project to Github
Posted 23rd March 2022
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Use GitHub to back-up your R projects within RStudio and ensure you maintain version control.
Changing date formats in R
Posted 21st June 2021
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Dates come in all sorts of formats, but R generally prefers dates in the format YYYY-MM-DD. Here’s a quick method to convert date formats in R.
Cumulative totals by group in R
Posted 4th June 2021
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Use Tidyverse’s dplyr package in R to add cumulative totals to a table based on group.
Tips for cleaning-up an R session
Posted 29th May 2021
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Sometimes one just needs a “clean slate” in R, particularly when using R Studio. Here are my quick tips for cleaning up an R session in R Studio:
Rescaling Data in R
Posted 23rd September 2019
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A simple methodology for rescaling multiple series of data via min-max normalisation in R, then plotting.
Changing the default library folder path in R
Posted 30th November 2017
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A simple procedure in Microsoft Windows for setting the default library folder for installations of R.
Resolving ‘Unable to move temporary installation’ in R
Posted 29th November 2017
32 comments
A simple solution to overcoming the “Unable to move temporary installation” fault when installing packages in R