I am just trying to make a timer. I would like to use UIDatePickerModeCountDownTimer mode of the UIDatePicker, so that when the user simply selects say 15 mins in the picker, they are passed back to a screen that shows the value of 15 mins in a label that they can then count down from.
As I have tried to get the value from the DatePicke...
I handle a lot of time stamps that I store as NSTimeInterval.
NSDateComponents* comps = [[NSDateComponents alloc] init];
[comps setYear: ....
NSDate* date = [gregorian dateFromComponents:comps];
NSTimeInterval timeStamp = [date timeIntervalSinceReferenceDate];
Interface Builder has a table view binding to the variable of the time stam...
I have an NSTimeInterval that is stored as a double. I would like to get the amount of minutes that are inide of the second value using the % operator.
minutes = secondValue % 60;
where minutes is declared as double minutes
The result is that XCode says "Invalid operands to binary %"
Thoughts?
...
Hello,
I'm trying to compare the timeInterval to an integer value, so I try and convert the timeInterval to an integer and compare. But I'm getting an error 'Cannot convert to a pointer type':
NSTimeInterval timeInterval = [startTime timeIntervalSinceNow];
int intSecondsElapsed = [timeInterval intValue]; // Error here !!!!
if ([counte...
I'm trying to find the difference between two NSDates. This worked once and printed the difference, but has never worked again. I don't remember changing any thing after the one time it worked. Any ideas? Oh, and it doesn't throw an error, and if I comment out this snippet everything works.
//----------- Touches Begin
- (void)to...