KU99 questions

KU99 answers

• Count of values across multiple columns in R
• How to delete rows based on character number of occurrences?
• Exponential fit in pandas
• Using Run-Length Encoding and Generating Sums
• Converting All Redundant Floats in a String to Integers
• Acumulative sum in R
• How to merge rows with the same prefix in a data frame?
• How can I reshape my dataframe into a 3-dimensional numpy array?
• How to make a `functools.reduce` implementation that looks similarly as `Reduce` in R?
• Group by using str_detect for groups with similar strings