Yichao, why is it bad idea to splat? Is it not performant?
El jueves, 24 de diciembre de 2015, 5:02:14 (UTC-6), Min-Woong Sohn escribió: > > I want to reduce the amount of memory used by a dataframe that has lots of > binary variables. What is the best way to achieve this? For example, how > can I convert a variable from Int64 to Int8 in a dataframe. > > Thanks >
