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2014/10/15 ¤U¤È 10:11:04
iphone Programming Glossary: lightUse autorelease before adding objects to a collection? http://stackoverflow.com/questions/1147785/use-autorelease-before-adding-objects-to-a-collection are correct but I am not sure and I sure don't know what the preffered way is. Can the Objective C gurus shed some light on this iphone objective c memory management autorelease share improve this question Both are correct and will work..
Light gray background in “bounce area” of a UITableView http://stackoverflow.com/questions/1166236/light-gray-background-in-bounce-area-of-a-uitableview When you scroll down so that the search bar moves down the empty space above the scroll view's contents has a light gray background color see screenshot . Notice that the search bar has a slightly darker edge line at its top. This is not.. above the scroll view's contents has a light gray background color see screenshot . Notice that the search bar has a slightly darker edge line at its top. This is not there for the default UISearchBar but subclassing should take care of that. I..
How do I correctly use ABAddressBookCreateWithOptions method in iOS 6? http://stackoverflow.com/questions/12083643/how-do-i-correctly-use-abaddressbookcreatewithoptions-method-in-ios-6 method but need to update to iOS 6 to accommodate privacy concerns. Thanks in advance to anyone who can shed some light here iphone objective c ios cocoa touch abaddressbook share improve this question Now that the NDA has been lifted..
Is there an easy way or library available to let text glow? http://stackoverflow.com/questions/1229721/is-there-an-easy-way-or-library-available-to-let-text-glow or library available to let text glow I'd like to make a glowing text that looks like if it was shining or emmitting light. Actually this would be done with some blurryness in the background. But I've found nothing in the iPhone SDK that would..
Using FFMPEG library with iPhone SDK for video encoding http://stackoverflow.com/questions/1679649/using-ffmpeg-library-with-iphone-sdk-for-video-encoding I do next to use the FFMPEG library for video encoding The Apple documentation about external library using is very light and I just can find any tutorial on the web wich explain how to do this. If anybody can help me I would be very grateful..`..
How do I change the Navigation Bar color in iOS 7? http://stackoverflow.com/questions/18929864/how-do-i-change-the-navigation-bar-color-in-ios-7 for iOS7 that is . I embedded in a nav bar atop a view controller . All I want is to change the nav bar color to light blue along with the utility bar at the top. I can't seem to find an option in my storyboard . iphone ios xcode ipad apple..
Is there any way at all that I can tell how hard the screen is being pressed http://stackoverflow.com/questions/2103447/is-there-any-way-at-all-that-i-can-tell-how-hard-the-screen-is-being-pressed radius of the touch in millimeters. You can therefore give an extremely rough estimation if it's a heavy touch or light touch from the radius. void touchesBegan NSSet touches withEvent UIEvent event GSEventRef gsevent event _gsEvent GSPathInfo.. GSEventGetPathInfoAtIndex gsevent 0 if first_touch.pathMajorRadius 9 NSLog @ huge heavy touch else NSLog @ little light touch Let me warn you again this is undocumented and you should not use it in AppStore apps. Edit On 3.2 and above the pathMajorRadius..
Implementation of “Automatic Lightweight Migration” for Core Data (iPhone) http://stackoverflow.com/questions/2310216/implementation-of-automatic-lightweight-migration-for-core-data-iphone &ldquo Automatic Lightweight Migration&rdquo for Core Data iPhone I would like to make my app able to do an automatic lightweight migration when I add new attributes to my core data model. In the guide from Apple this is the only info on the subject.. from Apple this is the only info on the subject I could find Automatic Lightweight Migration To request automatic lightweight migration you set appropriate flags in the options dictionary you pass in addPersistentStoreWithType configuration.. to make Automatic Lightweight Migration Source http brainwashinc.wordpress.com 2010 01 18 iphone coredata automatic light migration 1. Set the Persistent Store options for automatic migration in the app delegate. Change your persistentStoreCoordinator..
Check if UIColor is dark or bright? http://stackoverflow.com/questions/2509443/check-if-uicolor-is-dark-or-bright 1 587 componentColors 2 114 1000 if colorBrightness 0.5 NSLog @ my color is dark else NSLog @ my color is light Thanks once again iphone xcode colors share improve this question W3C has the following http www.w3.org WAI ER WD..
How to set the width of a cell in a UITableView in grouped style http://stackoverflow.com/questions/2539021/how-to-set-the-width-of-a-cell-in-a-uitableview-in-grouped-style your UITableView just like what I do here for UITableViewCells. However subclassing UITableViewCells is a much common light and Apple way. Secondly if your UITableView have backgroundView you don't want its backgroundView be narrowed down together...
Access metadata (exif tags) of image taken by UIImagePickerController - iOS/iPhone http://stackoverflow.com/questions/3991673/access-metadata-exif-tags-of-image-taken-by-uiimagepickercontroller-ios-ipho
Can't find momd file: Core Data problems http://stackoverflow.com/questions/4536414/cant-find-momd-file-core-data-problems Clean and Clean all targets are grayed out. I'm happy to post the relevant code from my app that would help shed some light on this problem but there's tons of code relating to Core Data which I don't understand so I'm not sure what part to post..
UIView with rounded corners and drop shadow? http://stackoverflow.com/questions/4754392/uiview-with-rounded-corners-and-drop-shadow I could but none of them work for a custom UIView ... I just wanted a blank white view with rounded corners and a light drop shadow with no lighting effect . I can do each of those one by one but the usual clipToBounds maskToBounds conflicts.. work for a custom UIView ... I just wanted a blank white view with rounded corners and a light drop shadow with no lighting effect . I can do each of those one by one but the usual clipToBounds maskToBounds conflicts occur. iphone ios cocoa.. radius and drop shadow to v a UIView border radius v.layer setCornerRadius 30.0f border v.layer setBorderColor UIColor lightGrayColor .CGColor v.layer setBorderWidth 1.5f drop shadow v.layer setShadowColor UIColor blackColor .CGColor v.layer setShadowOpacity..
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 it's easy to misunderstand the role of heightForRowAtIndexPath . The general intention is that this is a faster and light on memory method that can be called for every row in the table quite frequently. This contrasts with cellForRowAtIndexPath..
http://stackoverflow.com/questions/6488732/how-does-one-compare-one-image-to-another-to-see-if-they-are-similar-by-a-certai on the iPhone or iPad 2 and compare them to each other to see if they are pretty much the same. Obviously due to light etc the image will never be EXACTLY the same so I would like to check for around 90 compatibility. All the other questions..
UIDevice uniqueIdentifier Deprecated - What To Do Now? http://stackoverflow.com/questions/6993325/uidevice-uniqueidentifier-deprecated-what-to-do-now uniqueIdentifier Deprecated What To Do Now It has just come to light that the UIDevice uniqueIdentifier property is deprecated in iOS 5 and above. No alternative method or property appears..
NSDefaultRunLoopMode vs NSRunLoopCommonModes http://stackoverflow.com/questions/7222449/nsdefaultrunloopmode-vs-nsrunloopcommonmodes Just like the last time I hereby bring up a question I recently tumble upon. I hope someone out there could shed some light on me. Whenever I try to download a big file behind scrollview mkmapview or something the downloading process gets halted..
Animating custom-drawn UITableViewCell when entering edit mode http://stackoverflow.com/questions/742829/animating-custom-drawn-uitableviewcell-when-entering-edit-mode found in ABTableViewCell.m because its former logic plus my additions are now found in layoutSubviews. I set a light grey background on the cells to verify a custom background works properly without allowing us to see behind it as it moves..
Light gray background in “bounce area” of a UITableView http://stackoverflow.com/questions/1166236/light-gray-background-in-bounce-area-of-a-uitableview gray background in &ldquo bounce area&rdquo of a UITableView Apple's iPhone apps such as Music and Contants use a search..
post image and other data using mulipart form data in iphone http://stackoverflow.com/questions/2552496/post-image-and-other-data-using-mulipart-form-data-in-iphone postBody appendData NSString stringWithString @ lighttable dataUsingEncoding NSUTF8StringEncoding So Light Table show up as source in Twitter post postBody appendData NSString stringWithFormat @ r n @ r n stringBoundary dataUsingEncoding..
Using custom fonts in interface builder http://stackoverflow.com/questions/4284817/using-custom-fonts-in-interface-builder I just found unanswered questions. I've loaded a custom font into my xcode project. A UIFont fontWithName @ Laconic Light size 19 works. But interface builder doesn't like the font. I can't use it with IB it always shows the default font. Is..
OpenGL ES 1.1: How to change texture color without losing luminance? http://stackoverflow.com/questions/4361023/opengl-es-1-1-how-to-change-texture-color-without-losing-luminance last picture below. I still want to preserve luminance like in the middle picture. This is like the Overlay or Soft Light filters in Photoshop if the color layer was on top of the texture layer. Any ideas for how to do this without programmable..
About Ambient Light sensor in iphone http://stackoverflow.com/questions/6408840/about-ambient-light-sensor-in-iphone Ambient Light sensor in iphone Thanks in advance. I got the information about the iphone sensors from http ipod.about.com od ipodiphonehardwareterms..
Custom Font in ios not working http://stackoverflow.com/questions/6631292/custom-font-in-ios-not-working Font in ios not working I want to use HelveticaNeue UltraLight in my ios application. I'm adding the font file as a resource to my project and adding the Fonts provided by application.. Medium 2011 07 08 17 32 57.867 myApp 5159 207 HelveticaNeue 2011 07 08 17 32 57.868 myApp 5159 207 HelveticaNeue Light 2011 07 08 17 32 57.868 myApp 5159 207 HelveticaNeue CondensedBold 2011 07 08 17 32 57.868 myApp 5159 207 HelveticaNeue.. 07 08 17 32 57.868 myApp 5159 207 HelveticaNeue CondensedBold 2011 07 08 17 32 57.868 myApp 5159 207 HelveticaNeue LightItalic 2011 07 08 17 32 57.869 myApp 5159 207 HelveticaNeue UltraLightItalic 2011 07 08 17 32 57.869 myApp 5159 207 HelveticaNeue..
Custom fonts not displaying correctly on iOS http://stackoverflow.com/questions/6738929/custom-fonts-not-displaying-correctly-on-ios displaying correctly on iOS I'm trying to get a set of Neo Sans Pro fonts working on the iPhone. I have four weights Light Regular Medium Bold as OTF files NeoSansPro Light.otf Regular.otf etc . The files are included in the build and registered.. set of Neo Sans Pro fonts working on the iPhone. I have four weights Light Regular Medium Bold as OTF files NeoSansPro Light.otf Regular.otf etc . The files are included in the build and registered in the info.plist. Calling UIFont fontNamesForFamilyName.. the info.plist. Calling UIFont fontNamesForFamilyName @ Neo Sans Pro returns an array with 4 entries e.g. NeoSansPro Light . I can retrieve font objects for each of these strings using UIFont fontWithName size . However when I draw text with them..
-[CALayer release]: message sent to deallocated instance http://stackoverflow.com/questions/7402171/calayer-release-message-sent-to-deallocated-instance CGRectNull autorelease welcomeTo.backgroundColor UIColor clearColor welcomeTo.font UIFont fontWithName @ HelveticaNeue Light size 18.0 welcomeTo.frame CGRectMake 23 15 103 24 welcomeTo.shadowColor UIColor blackColor welcomeTo.shadowOffset CGSizeMake.. 20 420 280 20 autorelease version.backgroundColor UIColor clearColor version.font UIFont fontWithName @ HelveticaNeue Light size 12.0 version.shadowColor UIColor blackColor version.shadowOffset CGSizeMake 0 1 version.text NSString stringWithFormat..
Overlay Color Blend in OpenGL ES / iOS / Cocos2d http://stackoverflow.com/questions/8771413/overlay-color-blend-in-opengl-es-ios-cocos2d corresponds to the GL_MODULATE texture environment mode. Or in terms of a shader gl_FragColor texture2D ... color . Lighten is min texture2D ... color Multiply actually overlay is gl_FragColor 1. 1. color texture2D ... 1. color Soft Light is..
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