Let the compiler do all the hard work, and be sure to enable the following warning:

It does more than just validate printf/scanf formatting calls, which is helpful in itself. It also validates that a sentinel is present in variadic functions. A sentinel is typically NULL or nil for the last parameter. A common place you would benefit from this is using the arrayWithObjects method of NSArray, that requires a nil for the last value.
NSArray *items = [NSArray arrayWithObjects:@"one", @"two", nil];
If the nil is absent, you're receive the following:

19 comments:
hello ! when C64 for iphone is coming soon ?
thanks for your answer and good work.
hello ! when C64 for iphone is coming soon ?
thanks for your answer and good work.
Where are U? Any progress with C64?
Still here - I'll have an update soon! My lips are bound for 'contractual' reasons...if you know what I mean.
Ohh :) Something Big will be happened?
Pls just a little info, we'll keep it in secret :)
What does soon mean for U? Days, Weeks, a whole month or more?
And when will you tell us something about it?
As soon as we can go public with information, you'll get some info. If you like, go to my company's web site, Manomio. Perhaps that will give you an idea of how serious we are :)
@DnP, we're expecting any week now (< 1 month) :)
Time is ticking away :)
Please please just a litle peace of info!
Something might have been submitted :-)
there is nothing... :(
Revisit manomio - it's there now. Video and reviews will be forthcoming!
YESSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS
big big THX!
I can't see it in my hungarian store... :(
@DnP, unfortunately, if you read our release a little more - Apple has initially rejected it... Stay tuned as there is more to come, but we are so close!
"but still not approved by Apple"
ok.. :(
What's the font you are using for coding? I mean this thin super pixel one? Cheers!
@Og2t,
I'm using Envy Code R. Highly recommended!
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