How To Think Like a Computer Scientist:
Learning With Ruby

Chapter 15: Stacks

15.1 Abstract data types

15.2 The Stack ADT

15.3 The Java Stack Object

15.4 Wrapper classes

15.5 Creating wrapper objects

15.6 Creating more wrapper objects

15.7 Getting the values out

15.8 Useful methods in the wrapper classes

15.9 Postfix expressions

15.11 Implementing ADTs

15.12 Array implementation of the Stack ADT

15.13 Resizing arrays

15.14 Glossary

15.15 Exercises

How To Think Like a Computer Scientist:
Learning With Ruby