jpdugo17 questions

jpdugo17 answers

• Keep only the second observation per group in R
• Transform each column factors in a column containing just `0` or `1`
• Add a column based on all other columns in DB
• How can I display multiple.xpt files in R shiny and filter them based on their columns?
• How can we highlight cells in R shiny when we use the replace button?
• How do I make a Shiny reset button that resets input values then updates data?
• Problems generating output table due to different column names