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2014/10/15 ¤U¤È 10:14:13
iphone Programming Glossary: sincedateHow to convert time to the timezone of the iPhone device? http://stackoverflow.com/questions/1081647/how-to-convert-time-to-the-timezone-of-the-iphone-device interval destinationGMTOffset sourceGMTOffset NSDate destinationDate NSDate alloc initWithTimeInterval interval sinceDate sourceDate autorelease To get a list of available timezones on your system use NSTimeZone knownTimeZoneNames or NSTimeZone..
pause button when pressed again to resume reloading view controllers http://stackoverflow.com/questions/11034544/pause-button-when-pressed-again-to-resume-reloading-view-controllers float pauseTime 1 pauseStart timeIntervalSinceNow timer setFireDate previousFireDate initWithTimeInterval pauseTime sinceDate previousFireDate pauseStart release previousFireDate release void displayviewsAction id sender First firstController First..
iPhone iOS how to add a running countup display timer to an app, like clock stopwatch app? http://stackoverflow.com/questions/12076409/iphone-ios-how-to-add-a-running-countup-display-timer-to-an-app-like-clock-stop I can convert the local variable to date for each interface update using NSDate dateWithTimeInterval NSTimeInterval sinceDate NSDate I can use a NSDateFormatter with a short time style to convert the updated date to a string using stringFromDate..
How do I break down an NSTimeInterval into year, months, days, hours, minutes and seconds on iPhone? http://stackoverflow.com/questions/1237778/how-do-i-break-down-an-nstimeinterval-into-year-months-days-hours-minutes-an Create the NSDates NSDate date1 NSDate alloc init NSDate date2 NSDate alloc initWithTimeInterval theTimeInterval sinceDate date1 Get conversion to months days hours minutes unsigned int unitFlags NSHourCalendarUnit NSMinuteCalendarUnit NSDayCalendarUnit..
How make a game loop on the iPhone without using NSTimer http://stackoverflow.com/questions/1351234/how-make-a-game-loop-on-the-iphone-without-using-nstimer
http://stackoverflow.com/questions/1490537/gmt-time-on-iphone
http://stackoverflow.com/questions/1805687/number-of-weeks-in-month Create the NSDates NSDate date1 NSDate alloc init NSDate date2 NSDate alloc initWithTimeInterval timeDifference sinceDate date1 Get conversion to months days hours minutes unsigned int unitFlags NSWeekCalendarUnit NSYearCalendarUnit NSMonthCalendarUnit..
iPhone - get number of days between two dates http://stackoverflow.com/questions/3075356/iphone-get-number-of-days-between-two-dates release NSDate midnightAfterFromDate NSDate alloc initWithTimeInterval 60.0 60.0 24.0 sinceDate midnightBeforeFromDate NSTimeInterval timeIntervalBetweenToDateAndMidnightBeforeFromDate adjustedToDate timeIntervalSinceDate..
How can I programmatically create an iCal event in the default calendar? http://stackoverflow.com/questions/3423486/how-can-i-programmatically-create-an-ical-event-in-the-default-calendar self.event.calendar defaultCal Alternative code to add 2.5 hours to start time. NSDate alloc initWithTimeInterval 9000 sinceDate event.startDate Search for events which match this date time start and end. Compare the matched events by event TITLE. NSPredicate..
How to show different clock from different time zones in iPhone app http://stackoverflow.com/questions/4376585/how-to-show-different-clock-from-different-time-zones-in-iphone-app
NSDate is not returning my local Time zone /default time zone of device http://stackoverflow.com/questions/4547379/nsdate-is-not-returning-my-local-time-zone-default-time-zone-of-device
Fetch all events from EventStore EventKit iOS http://stackoverflow.com/questions/6077613/fetch-all-events-from-eventstore-eventkit-ios eventsDict NSMutableDictionary dictionaryWithCapacity 1024 NSDate currentStart NSDate dateWithTimeInterval 0 sinceDate start int seconds_in_year 60 60 24 365 enumerate events by one year segment because iOS do not support predicate longer.. while currentStart compare finish NSOrderedAscending NSDate currentFinish NSDate dateWithTimeInterval seconds_in_year sinceDate currentStart if currentFinish compare finish NSOrderedDescending currentFinish NSDate dateWithTimeInterval 0 sinceDate finish.. sinceDate currentStart if currentFinish compare finish NSOrderedDescending currentFinish NSDate dateWithTimeInterval 0 sinceDate finish NSPredicate predicate eventStore predicateForEventsWithStartDate currentStart endDate currentFinish calendars nil..
How to add events in iPhone using Event Kit framework http://stackoverflow.com/questions/6530687/how-to-add-events-in-iphone-using-event-kit-framework txtTitle.text NSDate duedate pkrDate.date event.startDate duedate event.endDate NSDate alloc initWithTimeInterval 600 sinceDate duedate if switchAlarm.on TRUE NSArray arrAlarm NSArray arrayWithObject EKAlarm alarmWithAbsoluteDate duedate event.alarms..
How to program a real-time accurate audio sequencer on the iphone? http://stackoverflow.com/questions/907137/how-to-program-a-real-time-accurate-audio-sequencer-on-the-iphone 0 pitch 1.0f pan .5 gain 1.0 loop NO if step 16 step 0 NSDate newNextBeat NSDate alloc initWithTimeInterval 0.1 sinceDate nextBeat nextBeat release nextBeat newNextBeat NSThread sleepUntilDate nextBeat In the sequence loop I set the thread priority..
iphone Convert NSDate from server to local device time and compare http://stackoverflow.com/questions/9238420/iphone-convert-nsdate-from-server-to-local-device-time-and-compare interval destinationGMTOffset sourceGMTOffset NSDate destinationDate NSDate alloc initWithTimeInterval interval sinceDate sourceDate NSString thePubDate dateFormatter stringFromDate destinationDate NSLog @ Result @ thePubDate dateFormatter release..
http://stackoverflow.com/questions/9975562/how-to-pause-play-nstimer float pauseTime 1 pauseStart timeIntervalSinceNow timer setFireDate NSDate dateWithTimeInterval pauseTime sinceDate previousFireDate pauseStart release previousFireDate release I used a UIButton and used this code when clicked. remember..
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