Ben questions

Ben answers

• Labeling extrema with stat_peaks/stat_valleys produces duplicate labels
• Only Use The First Match For Every N Rows
• Problem with data frame transformation using dplyr package
• collapse only the 1st column of dataframe in R with remaining columns data intact
• Stacking multiple columns using pivot longer in R
• increment column records based on changes in other column in R
• R How to calculate "task time" for business hours only
• Plotting a ggplot world map with countries colored according to number ranges
• Remove rows with NAs only for all select columns at start and end of dataset in R
• apply a function with two arguments, rowwise on a data frame