Chapter 19, Problem 3RE

Explanation of Solution

Difference between two expressions:

Expression 1:

words.filter(w->w.length()>10).limit(100).count()

The above expression finds the first 100 elements that have the length greater than 10. Here, the “limit” method restricts to the first 100 elements and the “filter()” method filters the elements whose length is greater than 10...