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2014/10/15 ¤U¤È 10:09:56
iphone Programming Glossary: growsLimit of localstorage on iPhone? http://stackoverflow.com/questions/1921048/limit-of-localstorage-on-iphone iphone html5 local storage share improve this question The current default on iPhone is 5.0 MB. If your database grows beyond this limit the user will automatically be asked to allow or deny the size increase. If he allows the increase the..
Instruments ObjectAlloc: Explanation of Live Bytes & Overall Bytes http://stackoverflow.com/questions/2154219/instruments-objectalloc-explanation-of-live-bytes-overall-bytes repetitively perform an action like coming in an out of a modal view controller and you see that #Living of an object grows by the same amount each time then you're probably leaking those objects. You can then confirm by drilling down and seeing..
iPhone: How to Pass Data Between Several Viewcontrollers in a Tabbar App http://stackoverflow.com/questions/2363777/iphone-how-to-pass-data-between-several-viewcontrollers-in-a-tabbar-app delegate myLocalProperty appDelegate.someDataModelProperty This will work for small project but as your data grows complex you should create a dedicated class for your data model. Edit To clarify for your specific case you would add the..
http://stackoverflow.com/questions/2457380/uiscrollview-and-cocos2d layer scrolls beautifully but non scrolling touches on the UIScrollView propagate to the CCLayer with an offset that grows the more you scroll which makes the CCLayer and or accompanying CCMenus unusable. I have found the cause of this problem..
UITableView dequeueReusableCellWithIdentifier Theory http://stackoverflow.com/questions/3552343/uitableview-dequeuereusablecellwithidentifier-theory scroll off screen they are removed from the table and marked as ready for reuse . As the queue of available cells grows your line that asks for a dequeued cell will start obtaining a cell to use at which point you will not have to allocate..
CSS background image rendering differently on iPhone http://stackoverflow.com/questions/3884444/css-background-image-rendering-differently-on-iphone auto The content background.jpg image is very tall 3000 pixels and is designed to be 'revealed' as the DIV it is in grows due to content. You'll have to look at the page and full CSS to understand so I've stripped everything else out of the design..
http://stackoverflow.com/questions/4015557/uitextview-in-a-uitableviewcell-smooth-auto-resize-shows-and-hides-keyboard-on-i This code is working 100 properly on my iPhone and in the iPhone simulator. As I type the text the UITextView grows smoothly and the UITableViewCell along with it. On the iPad simulator however it gets screwy. It works fine while you are..
Mysterious “progressive slowing” problem in run loop / drawRect http://stackoverflow.com/questions/4786754/mysterious-progressive-slowing-problem-in-run-loop-drawrect of the loop in paintActualGutsOfHugeImage . Because the sequence of operations in offscreenPrefabCGL's context grows with each flower each render takes more time. This explains the increase in time for each display. I see two solutions Clip..
drawing routes on MKMapView [duplicate] http://stackoverflow.com/questions/5018826/drawing-routes-on-mkmapview A to B. Do I need multiple points along the route and draw it As that seems really complex as the number of points grows linearly with the growth of distance. Any suggestions iphone objective c mkmapview share improve this question Try..
Creating a JSON Store For iPhone http://stackoverflow.com/questions/5237943/creating-a-json-store-for-iphone then there is little overhead in integrating the UI into the object oriented design of an iOS MacOS app. 3 As the data grows more complex Core Data quickly becomes superior. The managed part of managed objects manages complexity in relationships..
UIScrollView with centered UIImageView, like Photos app http://stackoverflow.com/questions/638299/uiscrollview-with-centered-uiimageview-like-photos-app 1 scrollView addSubview mapView self.view scrollView When I move the image frame to the center the image grows only from the top of its frame down. I tried to play around with mapView transform with dynamically changing frame of the..
Save An Image To Application Documents Folder From UIView On IOS http://stackoverflow.com/questions/6821517/save-an-image-to-application-documents-folder-from-uiview-on-ios others. You probably don't want to store these images in Core Data since that can impact performance if the data set grows too large. Better to write the images to files. NSData pngData UIImagePNGRepresentation image This pulls out PNG data of..
UIView scaling during animation http://stackoverflow.com/questions/818207/uiview-scaling-during-animation expect is for the tiled area just to grow leaving the tile sizes constant. What happens instead is that while the area grows the original content of the view is scaled to the new size. At least during the animation. So the at the beginning and the..
Memory usage grows with CTFontCreateWithName and CTFramesetterRef http://stackoverflow.com/questions/8491841/memory-usage-grows-with-ctfontcreatewithname-and-ctframesetterref usage grows with CTFontCreateWithName and CTFramesetterRef I'm writing an IOS program which uses custom fonts CTFontManagerRegisterFontsForURL.. it to a context. I release everything i use. Instruments doesn't notice a leak but The memory used by the applications grows and doesn't shrink when using this function. The retain count of my font is 2 when i leave the function. Here is the code..
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