Salty language

Ever need to sound really salty?  The Eagle's seamanship manual is on Google!

Never forget that when a squall approaches, it is prudent to fake out the spanker.

NSLog with the current selector, __LINE__, __FILE__

This is a handy bit of code I sprinkle in as a quick debug printf:
#define NSLogHereIAm() NSLog(@"got selector %@ at line %d, file %s", \ NSStringFromSelector(_cmd), __LINE__, __FILE__)
Just put it in wherever you want to see that your code executed:
int x = 3; NSLogHereIAm(); [foo bar];

iPhone class at the junior college across the bay

Stanford's iPhone programming class - keep hearing it's useful, but haven't checked it out myself yet.