O'Reilly logo

Learning iOS Development: A Hands-on Guide to the Fundamentals of iOS Programming by Erica Sadun, Rod Strougo, Maurice Sharp

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Starting with Zombies

Memory errors are difficult to find. Usually the source of the problem occurs long before the unexpected behavior or crash. When the system deallocates an object, that memory gets reused for some other object or primitive variable. The worst cases are when the memory does the following:

Image Is not reused until after a few calls to the object and then is changed to something else. Everything appears to be working even though there is a lurking problem.

Image Is reused for the same kind of object that likely has different values.

Is ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required