XCode 4 is new for most probably many persons. Its difficult to find newly introduced feature & find out the exact location of existing features.
I am going to demonstrate ” How to enable NSZombie on XCode4/XCode4.2 ? ”
1) Simply, Just click on combo-box ( right beside Run, stop button ).
2) Now, Click on Edit scheme.
3) Now, Just check on – Enable zombie objects.