[IPHONE] Break on exception in Xcode. & Enable NSZombie

참조 

: http://blog.emmerinc.be/index.php/2009/03/19/break-on-exception-in-xcode/

: http://www.frogameleon.com/blog/page/3

Break on exception in Xcode.

Double-Click for symbol > “objc_exception_throw”

Enable NSZombie

1. Double-click an executable in the Executables group of your Xcode project.

2. Click the Arguments tab.

3. In the “Variables to be set in the environment:” section, make a variable called “NSZombieEnabled” and set its value to “YES”.