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2014/10/15 ¤U¤È 10:08:23
iphone Programming Glossary: entriesDelete/Reset all entries in Core Data? http://stackoverflow.com/questions/1077810/delete-reset-all-entries-in-core-data Reset all entries in Core Data Do you know of any way to delete all of the entries stored in Core Data My schema should.. Reset all entries in Core Data Do you know of any way to delete all of the entries stored in Core Data My schema should stay the same I just want to reset it to blank. Edit I'm looking..
Tricks for improving iPhone UITableView scrolling performance? http://stackoverflow.com/questions/1352479/tricks-for-improving-iphone-uitableview-scrolling-performance a least recently used cache for the images used in the table and invalidate all the inactive entries when you receive a memory warning Draw everything in the UITableViewCell 's drawRect if possible avoid..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf errors. If it still doesn't work see this answer from justinxreese which suggests adding entries for armv6 and armv7 under Required Device Capabilities in your info.plist file. share improve this..
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes template. I compiled it and did some hard hitting with some help of a for loop to create around 2k entries all with some different values. There we go 2.000 events with an NSDate value. Now we add a second version.. to your question. We will do the migration in two steps because it's taking long to migrate 2k entries and we like to keep the memory footprint low. You could even go ahead and split these mapping models..
Access the camera with iPhone SDK http://stackoverflow.com/questions/74113/access-the-camera-with-iphone-sdk picker didFinishPickingMediaWithInfo NSDictionary info The dictionary info will contain entries for the original and the edited image keyed with UIImagePickerControllerOriginalImage and UIImagePickerControllerEditedImage..
Delete/Reset all entries in Core Data? http://stackoverflow.com/questions/1077810/delete-reset-all-entries-in-core-data Reset all entries in Core Data Do you know of any way to delete all of the entries stored in Core Data My schema should stay the same I just want to reset it to blank. Edit I'm.. Reset all entries in Core Data Do you know of any way to delete all of the entries stored in Core Data My schema should stay the same I just want to reset it to blank. Edit I'm looking to do this programmatically so that a user can essentially..
Tricks for improving iPhone UITableView scrolling performance? http://stackoverflow.com/questions/1352479/tricks-for-improving-iphone-uitableview-scrolling-performance of the rows the table view can request this frequently Create a least recently used cache for the images used in the table and invalidate all the inactive entries when you receive a memory warning Draw everything in the UITableViewCell 's drawRect if possible avoid subviews at all costs or if you require the standard accessibility..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes with the navigation based app with core data storage template. I compiled it and did some hard hitting with some help of a for loop to create around 2k entries all with some different values. There we go 2.000 events with an NSDate value. Now we add a second version of the data model which looks like this Data Model Version.. with mapping models. This is also the first part of the answer to your question. We will do the migration in two steps because it's taking long to migrate 2k entries and we like to keep the memory footprint low. You could even go ahead and split these mapping models further to migrate only ranges of the entities. Say we got..
Access the camera with iPhone SDK http://stackoverflow.com/questions/74113/access-the-camera-with-iphone-sdk need to implement void imagePickerController UIImagePickerController picker didFinishPickingMediaWithInfo NSDictionary info The dictionary info will contain entries for the original and the edited image keyed with UIImagePickerControllerOriginalImage and UIImagePickerControllerEditedImage respectively. see http developer.apple.com..
Delete/Reset all entries in Core Data? http://stackoverflow.com/questions/1077810/delete-reset-all-entries-in-core-data Reset all entries in Core Data Do you know of any way to delete all of the entries stored in Core Data My schema should stay the same I just.. Reset all entries in Core Data Do you know of any way to delete all of the entries stored in Core Data My schema should stay the same I just want to reset it to blank. Edit I'm looking to do this programmatically..
Where's the difference between setObject:forKey: and setValue:forKey: in NSMutableDictionary? http://stackoverflow.com/questions/1249634/wheres-the-difference-between-setobjectforkey-and-setvalueforkey-in-nsmutab in most cases. In other classes setValue forKey changes member variables. In NSMutableDictionary it changes dictionary entries unless you prefix the key with a '@' character in which case it modifies member variables. So in a nutshell use setObject..
How do I add photos to the iPhone Simulator for OSX? [duplicate] http://stackoverflow.com/questions/1250199/how-do-i-add-photos-to-the-iphone-simulator-for-osx simulator itself it maintains a sqlite database for added images. So if you want copy paste system first make insert entries then copy paste. That would be ridiculous way. Ok. Let me explain simpler way of doing it. open the finder in which you.. hold for 1 second. action sheet will appear tap on save option repeat same process for all images this will do sqlite entries also. now open the Users YourUserName Library Application Support iPhone Simulator 4.0 make a back up of Media directory...
Tricks for improving iPhone UITableView scrolling performance? http://stackoverflow.com/questions/1352479/tricks-for-improving-iphone-uitableview-scrolling-performance this frequently Create a least recently used cache for the images used in the table and invalidate all the inactive entries when you receive a memory warning Draw everything in the UITableViewCell 's drawRect if possible avoid subviews at all costs..
iPhone - dequeueReusableCellWithIdentifier usage http://stackoverflow.com/questions/2928873/iphone-dequeuereusablecellwithidentifier-usage 5 table cells then with reuse you only need to have 4 or 5 table cells allocated in memory even if the table has 1000 entries. In the second way there is no reuse. There is no advantage in the second way over just using an array of table cells. If.. is no reuse. There is no advantage in the second way over just using an array of table cells. If your table has 1000 entries then you will have 1000 cells allocated in memory. If you are going to do that you would put them in an array and just index..
UIScrollView Infinite Scrolling http://stackoverflow.com/questions/3430267/uiscrollview-infinite-scrolling the beginning 4479.500000 4479.500000 Great but the numbers should continue to go down in the 4 000s but the next log entries read 1278.000000 1277.000000 1276.500000 1275.500000 etc.... Continiuing from where it left off Just for the record if scrolled..
http://stackoverflow.com/questions/3558252/ios-keychain-security level to get around since the encryption key is stored on the device. So on iOS4 their method only works with keychain entries which do NOT use kSecAttrAccessibleWhenUnlocked or kSecAttrAccessibleWhenUnlockedThisDeviceOnly because those entries reside.. entries which do NOT use kSecAttrAccessibleWhenUnlocked or kSecAttrAccessibleWhenUnlockedThisDeviceOnly because those entries reside in memory with the first level decrypted even when the phone is locked. Starting from iOS 4 keys with kSecAttrAccessibleWhenUnlocked.. the problem as opposed to being a limitation. This is their description of what they did to decrypt the keychain entries After using a jailbreaking tool to get access to a command shell we run a small script to access and decrypt the passwords..
Application failed codesign verification. What do I do? http://stackoverflow.com/questions/3892148/application-failed-codesign-verification-what-do-i-do The signature was invalid or it was not signed with an Apple submission certificate. 19011 Do I need to delete all entries from my keychain and redo getting a certificate provisioning profile etc I can build and debug on the iPhone and iPad without..
“Warning: iPhone apps should include an armv6 architecture” even with build config set http://stackoverflow.com/questions/4198676/warning-iphone-apps-should-include-an-armv6-architecture-even-with-build-conf
http://stackoverflow.com/questions/4558639/sort-an-nsmutabledictionary just integers . For example consider the following mappings dog 4 cat 3 turtle 6 I'd like to end up with the top 10 entries in the dictionary sorted by decreasing order of the value. Can someone show me code for this Perhaps there is an array of..
Xcode won't recognize my new provisioning profile http://stackoverflow.com/questions/5291463/xcode-wont-recognize-my-new-provisioning-profile labeled Begin XCBuildConfiguration section which you can find using your editor's search function . It's a list of entries each of which represents a code signing configuration for a given profile in a given build configuration. Here's information..
how to tell if uiview is in middle of animation? http://stackoverflow.com/questions/5526476/how-to-tell-if-uiview-is-in-middle-of-animation will give you an array of keys which identify the animations attached to the layer. I suppose that if there are any entries the animation s are running. If you want to dig even deeper have a look at the CAMediaTiming protocol which CALayer adopts...
Example or explanation of Core Data Migration with multiple passes? http://stackoverflow.com/questions/5995231/example-or-explanation-of-core-data-migration-with-multiple-passes core data storage template. I compiled it and did some hard hitting with some help of a for loop to create around 2k entries all with some different values. There we go 2.000 events with an NSDate value. Now we add a second version of the data model.. part of the answer to your question. We will do the migration in two steps because it's taking long to migrate 2k entries and we like to keep the memory footprint low. You could even go ahead and split these mapping models further to migrate..
Access the camera with iPhone SDK http://stackoverflow.com/questions/74113/access-the-camera-with-iphone-sdk UIImagePickerController picker didFinishPickingMediaWithInfo NSDictionary info The dictionary info will contain entries for the original and the edited image keyed with UIImagePickerControllerOriginalImage and UIImagePickerControllerEditedImage..
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