I can use dataframe.header and dataframe['header'] to call up same result. I can also use same function as dataframe.header.isnull() or dataframe['header'].isnull().
So what is the main difference between these two?
I can use dataframe.header and dataframe['header'] to call up same result. I can also use same function as dataframe.header.isnull() or dataframe['header'].isnull().
So what is the main difference between these two?