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▪ define joint self-information in R
▪ Copy one column into existing columns and keep name of existing columns
▪ How to plot interaction effects with individual-level variable and individual fixed-effects?
▪ Parsing one column with 5 didgits integers as date format while reading excel file
▪ Show only one notification in Shiny
▪ Truncated normal with a given mode
▪ Is there a clean way of converting an Excel location string (e.g. "F3" or "BG5")
▪ Extract uppercase rows and fill down until next uppercase row
▪ Multiple necessary conditions in grepl
▪ Add columns to a dataframe based on the selection of inputs from widget
▪ group_by and fill specific rows based on capitalised row observations
▪ Merging two different Plots in R
▪ multiply number of rows that have specefic value in a column
▪ R Creating n columns with same calculation but parameter = n
▪ Create a column value based on a matching regular expression
▪ Inserting quotes depending on the length of characters' strings in a R dataframe
▪ Plotting ruin in R
▪ Filtering strikes and premiums from getOptionChain results
▪ geom_col in R making bars next to each other
▪ Removing rows that do not match a certain condition in r
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