2014/10/15 下午 10:16:08

iphone Programming Glossary: yy

http://stackoverflow.com/questions/2352487/nsdate-from-nsstring

the time zone later NSDateFormatter dateFormat NSDateFormatter alloc init dateFormat setDateFormat @ hhmm'Z' MM dd yy NSDate date dateFormat dateFromString string objective c iphone nsdate nsdateformatter share improve this question ..

NSDate dateFromString deprecated?

http://stackoverflow.com/questions/3402367/nsdate-datefromstring-deprecated

Create a mask from difference between two images (iPhone)

http://stackoverflow.com/questions/3901404/create-a-mask-from-difference-between-two-images-iphone

currently using this code to get the RGBA value of pixels NSArray getRGBAsFromImage UIImage image atX int xx andY int yy count int count NSMutableArray result NSMutableArray arrayWithCapacity count First get the image into your data buffer CGImageRef.. context Now your rawData contains the image data in the RGBA8888 pixel format. int byteIndex bytesPerRow yy xx bytesPerPixel for int ii 0 ii count ii CGFloat red rawData byteIndex 1.0 255.0 CGFloat green rawData byteIndex 1 1.0..

Getting human readable relative times and dates from a unix timestamp?

http://stackoverflow.com/questions/4260558/getting-human-readable-relative-times-and-dates-from-a-unix-timestamp

if so what time in the last seven days if so which day ... mon tues etc older than a week if so how to output in dd mm yy format I need this for a list of messages like the iPhone's Mail app where date times are shown relative to the current.. dateFormatter release else NSDateFormatter dateFormatter NSDateFormatter alloc init dateFormatter setDateFormat @ yy dateString NSString stringWithFormat @ 02d 02d @ messageDateComponents day messageDateComponents month dateFormatter stringFromDate..

NSDateFormatter and yyyy-MM-dd

http://stackoverflow.com/questions/5087173/nsdateformatter-and-yyyy-mm-dd

and yyyy MM dd I'm trying to take a NSString date in the format 2 22 11 and convert it to this format 2011 02 22 This is my code.. and yyyy MM dd I'm trying to take a NSString date in the format 2 22 11 and convert it to this format 2011 02 22 This is my code.. NSDate dateTemp NSDate alloc init NSDateFormatter dateFormat NSDateFormatter alloc init dateFormat setDateFormat @ yyyy MM dd dateTemp dateFormat dateFromString newInvoice.date newInvoice.date dateFormat stringFromDate dateTemp newInvoice.date..

get time and date by NSDate

http://stackoverflow.com/questions/5689179/get-time-and-date-by-nsdate

NSDate date NSDateFormatter dateFormatter NSDateFormatter alloc init autorelease dateFormatter.dateFormat @ MM dd yy NSString dateString dateFormatter stringFromDate localDate NSDateFormatter timeFormatter NSDateFormatter alloc init autorelease..

How to crop the image in iPhone

http://stackoverflow.com/questions/7950719/how-to-crop-the-image-in-iphone

result uint8_t calloc m_wint m_hint sizeof uint32_t 1 for int y 0 y m_hint y new m_hint here float fy y double yy m_height asinf m_height 2 R asin m_height 2 fy R 2 asin m_height 2 R xx yy coordinates of pixel of OLD image for int x.. y new m_hint here float fy y double yy m_height asinf m_height 2 R asin m_height 2 fy R 2 asin m_height 2 R xx yy coordinates of pixel of OLD image for int x 0 x m_wint x new m_wint here float fx x double xx m_width asin m_width 2 R.. float fx x double xx m_width asin m_width 2 R asin m_width 2 fx R 2 asin m_width 2 R uint32_t rgbPixel rgbImage int yy m_wint int xx int intRedSource rgbPixel 24 255 int intGreenSource rgbPixel 16 255 int intBlueSource rgbPixel 8 255 result..

Understanding of UIAnimation

http://stackoverflow.com/questions/7977019/understanding-of-uianimation

of UIAnimation I am trying to use following code to perform few animations void performSlidingfromX int xx fromY int yy UIImageView Image self getImage UIView beginAnimations nil context NULL UIView setAnimationDuration 1.0 UIView setAnimationBeginsFromCurrentState.. true UIView setAnimationCurve UIViewAnimationCurveEaseOut token setFrame CGRectMake xx yy 64 64 UIView commitAnimations and i am calling like it in for loop for i 0 i totMoves i Moment m moments objectAtIndex i.. and i am calling like it in for loop for i 0 i totMoves i Moment m moments objectAtIndex i int xx m X int yy m Y self performSlidingfromX xx fromY yy The problem that i am facing is that its animating to final position for example..

Filling a portion of an image with color

http://stackoverflow.com/questions/8124308/filling-a-portion-of-an-image-with-color

iy count1 1 Here I'm getting the pixel data for the image void getRGBAsFromImage UIImage image atX int xx andY int yy count1 int count NSMutableArray result NSMutableArray arrayWithCapacity count First get the image into your data buffer.. context Now your rawData contains the image data in the RGBA8888 pixel format. int byteIndex bytesPerRow yy xx bytesPerPixel for int ii 0 ii count ii CGFloat red rawData byteIndex 1.0 255.0 CGFloat green rawData byteIndex 1 1.0..

iPhone: Convert date string to a relative time stamp

http://stackoverflow.com/questions/902950/iphone-convert-date-string-to-a-relative-time-stamp

df NSDateFormatter alloc init df setFormatterBehavior NSDateFormatterBehavior10_4 df setDateFormat @ EEE dd MMM yy HH mm ss VVVV NSDate convertedDate df dateFromString origDate df release NSDate todayDate NSDate date double ti convertedDate..

How can I rotate an image in response to the iPhone's accelerometer?

http://stackoverflow.com/questions/954711/how-can-i-rotate-an-image-in-response-to-the-iphones-accelerometer

rollingX acceleration.x 0.1 rollingX 1.0 0.1 rollingY acceleration.y 0.1 rollingY 1.0 0.1 float xx rollingX float yy rollingY float angle atan2 yy xx self.angle M_PI 2.0 if self.angle 2.25 self.angle 0.25 if deviceOrientation UIInterfaceOrientationPortrait.. rollingX 1.0 0.1 rollingY acceleration.y 0.1 rollingY 1.0 0.1 float xx rollingX float yy rollingY float angle atan2 yy xx self.angle M_PI 2.0 if self.angle 2.25 self.angle 0.25 if deviceOrientation UIInterfaceOrientationPortrait deviceOrientation..