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 Home > Back-end
  • ▪ Update shiny UI only when tab is selected
  • ▪ Color scales in ggplot2: I am completely lost
  • ▪ Divide a list into two using R
  • ▪ R: how to reverse order of sublists in a nested list
  • ▪ New column based on if col1 is a substring of col2
  • ▪ Get rank position for every row in a dataframe column from a list
  • ▪ R - NAs turn columns into character class (should be integer/ numeric)
  • ▪ How to perform a cumulative count & sum in R?
  • ▪ Computing relative frequencies based on dictionary
  • ▪ Create a grouped bar chart with the groups being all the unique values of a dataframe column
  • ▪ Converting dataframe of strings to categorical values
  • ▪ Extract strings based on a database in R dplyr
  • ▪ Creating new column by splitting a `chr` column, finding unique values, sorting them, removing certa
  • ▪ Average time in a restaurant in R
  • ▪ Pivot_longer dependent on value in another column
  • ▪ Using a column as row names and set the other columns as binary values based on strings
  • ▪ regex: extract segments of a string containing a word, between symbols
  • ▪ Calculating fraction, which is in column as string
  • ▪ Merging two dataframes to paste an id Variable in r
  • ▪ Error in passing variable names to a function in R
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