An Introduction to Design Patterns in C++ with Qt 4

Chapter 22. Memory Access

Arrays and pointers are low-level building blocks of C programs that provide fast access to hardware memory. This chapter discusses the different ways to organize and access memory.

22.1	Pointer Pathology	504
22.2	Further Pointer Pathology with Heap Memory	506
22.3	Memory Access Summary	509
22.4	Introduction to Arrays	509
22.5	Pointer Arithmetic	510
22.6	Arrays, Functions, and Return Values	511
22.7	Different Kinds of Arrays	513
22.8	Valid Pointer Operations	513
22.9	What Happens If new Fails?	515
22.10	Chapter Summary	519

Direct manipulation of memory entails some serious risks and requires good practices and thorough testing to avoid serious errors. Improper use of pointers and dynamic memory can cause program crashes that result from heap corruption ...