2014/10/15 下午 10:12:52

iphone Programming Glossary: preserve

Core Data Boolean property NSNumber doesn't remember it's boolean

http://stackoverflow.com/questions/14029473/core-data-boolean-property-nsnumber-doesnt-remember-its-boolean

Get notified when UITableView has finished asking for data?

http://stackoverflow.com/questions/1483581/get-notified-when-uitableview-has-finished-asking-for-data

and once because of the reloadData call when it is first loaded. The reason I want to do this at all is that I want to preserve the scroll position of the UITableView but right down to the pixel level not just to the nearest row. When restoring the..

How to preserve iPhone application state before terminating the application?

http://stackoverflow.com/questions/1811696/how-to-preserve-iphone-application-state-before-terminating-the-application

to preserve iPhone application state before terminating the application I have developed an iPhone application with tab bar and navigation.. launch time since the values are loaded on launch . More specific to your case...if all you want to do is preserve the selected tab between application you should implement applicationWillTerminate and use NSUserDefaults to store the selected..

where to start with audio synthesis on iPhone

http://stackoverflow.com/questions/2067267/where-to-start-with-audio-synthesis-on-iphone

coreAudioBuffer s 1 sampleIR phaseL fStepL phaseR fStepR m_waves kLeftWave .phase fmodf phaseL 2 M_PI Take modulus to preserve precision m_waves kRightWave .phase fmodf phaseR 2 M_PI Enqueue the buffer AudioQueueEnqueueBuffer m_outAQ outBuffer 0 NULL..

On the iPhone, is it possible to find out which WIFI network we are connected to?

http://stackoverflow.com/questions/2637094/on-the-iphone-is-it-possible-to-find-out-which-wifi-network-we-are-connected-to

fi ssid currently connected to iphone networking wifi detect ssid share improve this question Separate answer to preserve history etc. It looks like you might not be able to determine the SSID of the WLAN to which you're connected at least in..

Inter-ViewController parameters passing in iPhone programming… how to?

http://stackoverflow.com/questions/2714309/inter-viewcontroller-parameters-passing-in-iphone-programming-how-to

Can I load a UIImage from a URL?

http://stackoverflow.com/questions/2782454/can-i-load-a-uiimage-from-a-url

Does jQuery preserve touch events properties?

http://stackoverflow.com/questions/3183872/does-jquery-preserve-touch-events-properties

jQuery preserve touch events properties While this code produces the expected behavior of 1 when touching the screen document.getElementById..

How to tint a transparent PNG image in iPhone?

http://stackoverflow.com/questions/3514066/how-to-tint-a-transparent-png-image-in-iphone

color. On the contrary if you have either a non greyscale image OR you have highlights and shadows that should be preserved the blend mode kCGBlendModeColor is the way to go. White will stay white and black will stay black as the lightness of.. kCGBlendModeColor is the way to go. White will stay white and black will stay black as the lightness of the image is preserved. This mode is just made for tinting it is the same as Photoshop's Color layer blend mode disclaimer slightly differing.. So here's the code for tinting a transparent image with kCGBlendModeColor draw black background to preserve color of transparent pixels CGContextSetBlendMode context kCGBlendModeNormal UIColor blackColor setFill CGContextFillRect..

How to preserve image transparency when using colorWithPatternImage:

http://stackoverflow.com/questions/4209383/how-to-preserve-image-transparency-when-using-colorwithpatternimage

to preserve image transparency when using colorWithPatternImage I have an image prepared with transparency like this With two UIviews.. UIImage imageNamed @ red_square.png I expect the red square to be repeated over the UIView with transparency preserved but it's been filled by a solid color like this I don't understand why. Is there a simple way to draw a tiled image with..

Scale image to fit screen on iPhone rotation

http://stackoverflow.com/questions/4219629/scale-image-to-fit-screen-on-iphone-rotation

portrait view is scaled to fit in the landscape view when the iPhone rotates. It is also centered. I am also trying to preserve the aspect ratio. User interaction is also on and the user should be able to use the entire screen to pan zoom the image... BBBBBBB _________________ CCCCCCC AAAAAA DDDDDDD BBBBBB EEEEEEE CCCCCC FFFFFFF DDDDDD__________ GGGGGGG This setting preserves scale and offset from upper left corner. Question Is it possible to obtain this behaviour using suitable autoresizingMask..

Partial Curl Modal Transition Style While Preserving Tool/Tab Bar

http://stackoverflow.com/questions/4494337/partial-curl-modal-transition-style-while-preserving-tool-tab-bar

doesn't cover the tab bar of a UITabBarController Specifically I want to use the UIModalTransitionStylePartialCurl but preserve the bottom bar a la the iPhone maps app. iphone uitabbarcontroller modalviewcontroller share improve this question ..

Placing a custom view based UIBarButtonItem in the navigation bar without default horizontal padding

http://stackoverflow.com/questions/4715280/placing-a-custom-view-based-uibarbuttonitem-in-the-navigation-bar-without-defaul

using the leftBarButtonItem . In either case left or right pressing these custom buttons indicates that Apple seems to preserve some padding to the left of the leftBarButtonItem and to the right of the rightBarButtonItem regardless of how wide I make..

Is it possible to use only region monitoring + GSM and to get not more than 5 km horizontalAccuracy?

http://stackoverflow.com/questions/8034201/is-it-possible-to-use-only-region-monitoring-gsm-and-to-get-not-more-than-5-km

also. Sometimes there were 4 km horizontalAccuracy sometimes less. But the main question that is if we want to preserve the battery Apple teaches us that in docs then can we rely only on region monitoring GSM without using GPS There's a sample.. get if we use only region monitoring or do we have always to use all three methods 3 Apple docs state that we need to preserve the battery and to use as minimum location services as we need if we don't need GPS then we should use GSM for example 1..

When to use properties in objective C?

http://stackoverflow.com/questions/8194281/when-to-use-properties-in-objective-c

didReceiveMemoryWarning #pragma mark View lifecycle void viewDidLoad super viewDidLoad Uncomment the following line to preserve selection between presentations. self.clearsSelectionOnViewWillAppear NO Uncomment the following line to display an Edit..

String length with given font to fit UITextView

http://stackoverflow.com/questions/851856/string-length-with-given-font-to-fit-uitextview

want to truncate the text and then allow her to edit it so that it makes sense. I could just zap it but I'd prefer to preserve it to minimise her typing. iphone ios cocoa touch share improve this question I wrote the following recursive method..