2014/10/15 下午 10:15:02

iphone Programming Glossary: total

Checking memory allocation in Instruments

http://stackoverflow.com/questions/1061235/checking-memory-allocation-in-instruments

xcode debugging memory leaks instruments share improve this question The ObjectAlloc tool is designed to graph total object allocation over time and it doesn't take deallocations into account. Essentially it will always go up . What you.. # Net columns. These columns will adjust based on the number of objects you deallocate and if you're concerned about total object allocation you can use these to gauge your program's performance. You can take a look at this thread on the Apple..

how do I use UIScrollView in Interface Builder?

http://stackoverflow.com/questions/1135163/how-do-i-use-uiscrollview-in-interface-builder

some icons and links to my other apps. I have added all of these views to my UIScrollView arranging them so that their total size is 480. When I launch my app the scrollview displays only the contents that fit on the screen and nothing scrolls...

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

to seconds. My first thought is to integer divide the time interval by seconds in a year subtract that from a running total of seconds divide that by seconds in a month subtract that from the running total and so on. That just seems convoluted.. a year subtract that from a running total of seconds divide that by seconds in a month subtract that from the running total and so on. That just seems convoluted and I've read that whenever you are doing something that looks convoluted there is..

How to implement an accordion view for an iPhone SDK app?

http://stackoverflow.com/questions/1944428/how-to-implement-an-accordion-view-for-an-iphone-sdk-app

depend on whether or not it's open and then go from there. It's easy to resize the rows and you could just make the total height for the combined cells be the available height in the UITableView so that it looks like an accordion more than just..

How to make an progress bar for an NSURLConnection when downloading a file?

http://stackoverflow.com/questions/2267950/how-to-make-an-progress-bar-for-an-nsurlconnection-when-downloading-a-file

share improve this question In your NSURLConnection delegate implement something like this to find out the total content lengt. The server has to support this but it will most likely work fine with static content void connection NSURLConnection..

Reading PDF files as string through iPhone application

http://stackoverflow.com/questions/2362393/reading-pdf-files-as-string-through-iphone-application

a string. Say for example Apple's MobileHIG.pdf I have used in this code. @implementation NetPDFViewController size_t totalPages a variable to store total pages a method to get the pdf ref CGPDFDocumentRef MyGetPDFDocumentRef const char filename.. MobileHIG.pdf I have used in this code. @implementation NetPDFViewController size_t totalPages a variable to store total pages a method to get the pdf ref CGPDFDocumentRef MyGetPDFDocumentRef const char filename CFStringRef path CFURLRef url.. pageNumber const char filename CGPDFDocumentRef document CGPDFPageRef page document MyGetPDFDocumentRef filename 1 totalPages CGPDFDocumentGetNumberOfPages document page CGPDFDocumentGetPage document pageNumber 2 CGPDFDictionaryRef d d CGPDFPageGetDictionary..

How to change an UILabel/UIFont's letter spacing?

http://stackoverflow.com/questions/2544905/how-to-change-an-uilabel-uifonts-letter-spacing

spacing I've searched loads already and couldn't find an answer. I have a normal UILabel defined this way UILabel totalColors UILabel alloc initWithFrame CGRectMake 5 7 120 69 autorelease totalColors.text NSString stringWithFormat @ d total.. a normal UILabel defined this way UILabel totalColors UILabel alloc initWithFrame CGRectMake 5 7 120 69 autorelease totalColors.text NSString stringWithFormat @ d total totalColors.font UIFont fontWithName @ Arial BoldMT size 60 totalColors.textColor.. UILabel alloc initWithFrame CGRectMake 5 7 120 69 autorelease totalColors.text NSString stringWithFormat @ d total totalColors.font UIFont fontWithName @ Arial BoldMT size 60 totalColors.textColor UIColor colorWithRed 221 255.0 green 221..

What is the maximum sandbox size on iPad?

http://stackoverflow.com/questions/2953052/what-is-the-maximum-sandbox-size-on-ipad

app For example what if my small app later on downloads various media files to its sandbox that put the user over 2GB total app downloaded media Thanks iphone ipad share improve this question There is no limit to the size of your sandbox other..

iPad/iPhone browser crashing when loading images in Javascript

http://stackoverflow.com/questions/2986039/ipad-iphone-browser-crashing-when-loading-images-in-javascript

. JavaScript allocations are also limited to 10 MB. Safari raises an exception if you exceed this limit on the total memory allocation for JavaScript. Which matches what I'm seeing fairly well. Is it possible to deallocate objects in Javascript.. I'm seeing fairly well. Is it possible to deallocate objects in Javascript or does Safari UIWebView keep a running total and never lets go Alternately is there any workaround to load in data another way that doesn't eat up this 10MB javascript..

Curve text on existing circle

http://stackoverflow.com/questions/3841642/curve-text-on-existing-circle

CGRect frame CGRect imageSize CGRectMake 0 0 300 300 float perSectionDegrees 360 sections count float totalRotation 90 char fontName char self.menuItemsFont.fontName cStringUsingEncoding NSASCIIStringEncoding CGColorSpaceRef colorSpace.. char menuItemText cStringUsingEncoding NSASCIIStringEncoding float x centerPoint.x radius cos degreesToRadians totalRotation float y centerPoint.y radius sin degreesToRadians totalRotation CGContextSaveGState context CGContextTranslateCTM.. float x centerPoint.x radius cos degreesToRadians totalRotation float y centerPoint.y radius sin degreesToRadians totalRotation CGContextSaveGState context CGContextTranslateCTM context x y CGContextRotateCTM context degreesToRadians totalRotation..

Iphone - when to calculate heightForRowAtIndexPath for a tableview when each cell height is dynamic?

http://stackoverflow.com/questions/4823197/iphone-when-to-calculate-heightforrowatindexpath-for-a-tableview-when-each-cel

and then summing the heights of each view inside the cell inside of cellForRowAtIndexPath and store that final total height for later retrieval. This will not work however because cellForRowAtIndexPath is called AFTER heightForRowAtIndexPath...

Tap pressure strength detection using accelerometer

http://stackoverflow.com/questions/5179426/tap-pressure-strength-detection-using-accelerometer

pressureValues currentPressureValueIndex sz acceleration.z if setNextPressureValue 0 calculate average pressure float total 0.0f for int loop 0 loop sz loop total pressureValues loop float average total sz start with most recent past pressure sample.. sz acceleration.z if setNextPressureValue 0 calculate average pressure float total 0.0f for int loop 0 loop sz loop total pressureValues loop float average total sz start with most recent past pressure sample if setNextPressureValue KNumberOfPressureSamples.. 0 calculate average pressure float total 0.0f for int loop 0 loop sz loop total pressureValues loop float average total sz start with most recent past pressure sample if setNextPressureValue KNumberOfPressureSamples float mostRecent pressureValues..

Memory limit and iOS memory allocation in iphone SDK?

http://stackoverflow.com/questions/6044147/memory-limit-and-ios-memory-allocation-in-iphone-sdk

however you can get to about... 260 MB of ram on iPad 2 Thanks RobCroll 170 180MB of ram on devices with 512 Mb of ram total iPhone 4 iPod touch 4g 40 80MB of ram on devices that have 256 MB of ram iPad iPhone 3gs iPod touch 3g 25 MB on device with..

Need to find Distance using Gyro+Accelerometer

http://stackoverflow.com/questions/6647314/need-to-find-distance-using-gyroaccelerometer

n contains x acceleration values from start to end of measurement at times 0 dt 2 dt 3 dt ... n 1 dt. To find the total displacement you just do dl sqrt dx dx dy dy dz dz Gyroscope is not necessary for this but if you are measuring linear distances..

Version vs build in XCode 4

http://stackoverflow.com/questions/6851660/version-vs-build-in-xcode-4

additions to functionality Revision A patch number for bug fixes Then the Build is used separately to indicate the total number of builds for a release or for the entire product lifetime. Many developers start the Build number at 0 and every..

NSMutableArray Not showing actual values when NSLog in iphone application

http://stackoverflow.com/questions/11732871/nsmutablearray-not-showing-actual-values-when-nslog-in-iphone-application

how to fix this issue and get the values from the array if surveyQuestions surveyQuestions NSMutableArray alloc init Total Survey Questions 3 2012 07 31 08 54 53.555 SQL 442 9203 SurveyQuestions QuestionData 0x4da10f0 QuestionData 0x4b9f120 QuestionData..

-viewDidLoad not called in subclassed UIViewController

http://stackoverflow.com/questions/1479576/viewdidload-not-called-in-subclassed-uiviewcontroller

fooViewController view However this message is not being sent to FooViewController void viewDidLoad DebugF @ Hello Total silence in gdb's output. I've seen other Cocoa tutorials that show Instances and such in IB's document view but I do not..

Extracting images from a PDF

http://stackoverflow.com/questions/2475450/extracting-images-from-a-pdf

@ Couldn't load page Xobjects. else CGPDFDictionaryApplyFunction xobj pdfDictionaryFunction NULL NSLog @ Total images are i arrImgs count if nxtImgVCtr nil nxtImgVCtr retainCount 0 nxtImgVCtr release nxtImgVCtr nil nxtImgVCtr ImgVCtr..

iPhone “cannot play” .mp4 H.264 video file

http://stackoverflow.com/questions/3285529/iphone-cannot-play-mp4-h-264-video-file

the .mp4 has the following characteristics Dimension 480 272 Codecs AAC H.264 MPEG 4 SDSM MPEG 4 ODSM Channel Count 2 Total Bitrate 991 Size 11.4MB But the problem is when I click on the link iPhone says Movie cannot be played. and doesn't tell..

How Do I write a Timer in Objective-C?

http://stackoverflow.com/questions/3519562/how-do-i-write-a-timer-in-objective-c

precision and isn't suited to what you want to do. What you want is a High resolution timer class using NSDate Output Total time was 0.002027 milliseconds Total time was 0.000002 seconds Total time was 0.000000 minutes Main Timer timer Timer alloc.. want to do. What you want is a High resolution timer class using NSDate Output Total time was 0.002027 milliseconds Total time was 0.000002 seconds Total time was 0.000000 minutes Main Timer timer Timer alloc init timer startTimer Do some work.. a High resolution timer class using NSDate Output Total time was 0.002027 milliseconds Total time was 0.000002 seconds Total time was 0.000000 minutes Main Timer timer Timer alloc init timer startTimer Do some work timer stopTimer NSLog @ Total..

How to find out the modulus and exponent of RSA Public Key on iPhone/Objective C

http://stackoverflow.com/questions/3840005/how-to-find-out-the-modulus-and-exponent-of-rsa-public-key-on-iphone-objective-c

if pk NULL return NULL int iterator 0 iterator TYPE bit stream mod exp self derEncodingGetSizeFrom pk at iterator Total size iterator TYPE bit stream mod int mod_size self derEncodingGetSizeFrom pk at iterator iterator mod_size iterator TYPE.. if pk NULL return NULL int iterator 0 iterator TYPE bit stream mod exp self derEncodingGetSizeFrom pk at iterator Total size iterator TYPE bit stream mod int mod_size self derEncodingGetSizeFrom pk at iterator return pk subdataWithRange NSMakeRange..

Permutations/Anagrams in Objective-C — I am missing something

http://stackoverflow.com/questions/6617253/permutations-anagrams-in-objective-c-i-am-missing-something

it would not be the most efficient..but I was trying to test. This is what I got 2011 07 07 14 02 19.684 TA 63623 207 Total letters in word 3 2011 07 07 14 02 19.685 TA 63623 207 Location 0 len 1 is ' t ' 2011 07 07 14 02 19.685 TA 63623 207 Adding..

Some Gap remains between Table Top and Table Header only when table loads and scrolled down to the last row?

http://stackoverflow.com/questions/7426185/some-gap-remains-between-table-top-and-table-header-only-when-table-loads-and-s

CGRectMake 02.0f 1.0f width 20.0 UILabel lbl UILabel alloc initWithFrame rectArea lbl.text NSLocalizedString @ Bill Total @ lbl.textAlignment UITextAlignmentLeft lbl.font UIFont systemFontOfSize 13.0f lbl.font UIFont fontWithName @ Courier New..

Rotate a Sprite on a bezier path with touch - Cocos2D/Box2D

http://stackoverflow.com/questions/7494795/rotate-a-sprite-on-a-bezier-path-with-touch-cocos2d-box2d

fmodf startAngle_ twoPI float endAngle fmodf endAngle_ twoPI Compute the sequence of arc curves up to PI 2 at a time. Total arc angle is less than 2PI. NSMutableArray curves NSMutableArray array float piOverTwo M_PI 2.0 float sgn startAngle endAngle..