Ben questions

Ben answers

• How to do a conditional NA fill in R dataframe
• Sentiment score difference between first and last incoming post
• Removing second or third occurrence of a pattern from a string
• How to use an IF function to update columns in a data frame?
• R: How to write a function to extract specific values from a dataframe in order to feed into another dataframe
• Repeating a value within each ID when there are multiple value options in R
• How to segregate a vector/variable in two states depending upon percent increase of decrease from its previous value
• adding a count button to a shiny app that interacts with updateNumericInput
• Complex reshaping from wide to long in R (pulling multiple things from original variable name)
• Add row to dataframe based on condition of previous row in R