Study exception handling in More Stuff chapter.
Answe exercise 1 in More Stuff chapter.
Refactor exercise 1 into oneliner.
Answer exercise 2 in More Stuff chapter.
Answer exercise 3 in More Stuff chapter.
Answer exercise 4 in More Stuff chapter.
Answer exercise 5 in More Stuff chapter.
Answer exercise 1 of Exercises chapter.
Answer exercise 2 in More Exercises chapter.
Answer exercise 3 in More Exercises chapter.
Answer exercise 4 in More Exercises chapter.
Answer exercise 5 in More Exercises chapter.
Answer exercise 6 in More Exercises chapter.
Answer exercise 7 in More Exercises chapter.
Answer exercise 8 in More Exercises chapter.
Answer exercise 9 in More Exercises chapter.
Answer exercise 10 in More Exercises chapter.
Answer exercise 11 in More Exercises chapter.
Answer exercise 12 in More Exercises chapter.
Answer exercise 13 in More Exercises chapter.