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2014/10/15 ¤U¤È 10:08:57
iphone Programming Glossary: fetchedI keep on getting “save operation failure” after any change on my XCode Data Model http://stackoverflow.com/questions/1091228/i-keep-on-getting-save-operation-failure-after-any-change-on-my-xcode-data-mod following code for inserting a fresh string void insertNewObject Create a new instance of the entity managed by the fetched results controller. NSManagedObjectContext context fetchedResultsController managedObjectContext NSEntityDescription entity.. Create a new instance of the entity managed by the fetched results controller. NSManagedObjectContext context fetchedResultsController managedObjectContext NSEntityDescription entity fetchedResultsController fetchRequest entity NSManagedObject.. controller. NSManagedObjectContext context fetchedResultsController managedObjectContext NSEntityDescription entity fetchedResultsController fetchRequest entity NSManagedObject newManagedObject NSEntityDescription insertNewObjectForEntityForName..
Core Data could not fullfil fault for object after obtainPermanantIDs http://stackoverflow.com/questions/11321717/core-data-could-not-fullfil-fault-for-object-after-obtainpermanantids and save masterMOC so that I can finally write to disk . The problem is that when the object appears in the UI via a fetched results controller the objectId is still a temporary one. This causes problems with duplicate row issues where if I receive..
UIWebView to view self signed websites (No private api, not NSURLConnection) - is it possible? http://stackoverflow.com/questions/11573164/uiwebview-to-view-self-signed-websites-no-private-api-not-nsurlconnection-i submit to the app store successfully. 2 using NSURLConnection means the CSS images and other things that have to be fetched from the server after receiving the initial HTML page do not load. Does anyone know how to use UIWebView to view a self..
Need content in UIWebView to display quickly http://stackoverflow.com/questions/1246420/need-content-in-uiwebview-to-display-quickly in UIWebView to display quickly Part of my app caches web pages for offline viewing. To do that I am saving the HTML fetched from a site and rewriting img urls to point to a file on the local store. When I load the html into a UIWebView it loads..
Using custom sections with NSFetchedResultsController? http://stackoverflow.com/questions/1384345/using-custom-sections-with-nsfetchedresultscontroller custom sections with NSFetchedResultsController I'm making a sectioned table with fetched results but am having a hard time getting custom sections worked out. Normally one would just have an attribute to sort.. to generate the sections. But my sorting attribute is calculated on the fly and I can't seem to get the fetchedResultsController to use it correctly... Update Using jbrennan 's advice below I'm really close to the intended functionality...
How to get user details using twitter api v1.1 (Twitter error 215) http://stackoverflow.com/questions/17081012/how-to-get-user-details-using-twitter-api-v1-1-twitter-error-215 @autoreleasepool UIAlertView av UIAlertView alloc initWithTitle @ Complete message @ Your list of followers has been fetched delegate nil cancelButtonTitle @ OK otherButtonTitles nil av show UIApplication sharedApplication .networkActivityIndicatorVisible..
Core Data: UITableView with multiple NSFetchedResultControllers http://stackoverflow.com/questions/2308487/core-data-uitableview-with-multiple-nsfetchedresultcontrollers in my data model and put data from each one into a different section in the table view. So for example all the fetched items from the first NSFetchedResultController would go in section 0 in the UITableView the fetched items from the other.. example all the fetched items from the first NSFetchedResultController would go in section 0 in the UITableView the fetched items from the other one goes into section 1 etc. The Core Data template project doesn't demonstrate how to do this. Everything.. any example projects or documentation that demonstrates doing this Thanks iphone cocoa touch uitableview core data nsfetchedresultscontrolle share improve this question Assume for a moment the following in your header code below will be slightly..
UITableView Core Data reordering http://stackoverflow.com/questions/2360938/uitableview-core-data-reordering displayOrder attribute in my Entity to track the order of items and I need to enumerate through all the objects in the fetched results and set their displayOrder attribute. In the given code in the question I linked to the table view delegate method..
How to fetch distinct values in Core Data? http://stackoverflow.com/questions/2785844/how-to-fetch-distinct-values-in-core-data this example code who knows . You can just ignore it. The keys for the dictionary are the same as the attributes you fetched and are defined in your model. So for example if you had a person entity with three attributes defined name age phoneNumber..
Is it possible to cache resources loaded in an iPhone UIWebView? http://stackoverflow.com/questions/345432/is-it-possible-to-cache-resources-loaded-in-an-iphone-uiwebview but uncompressed it is 30k . Everything else should be cacheable. No request for anything referenced in the page fetched is triggering a 304 on the server side. That yui study was from almost a year ago and I am guessing with mobile safari only...
Prevent caching of .css files in UIWebView loaded from disk http://stackoverflow.com/questions/3549508/prevent-caching-of-css-files-in-uiwebview-loaded-from-disk a .css file i.e. link rel stylesheet href style.css type text css These files are stored locally on the iPad but are fetched from a remote server. I've noticed that UIWebView caches the .css file more or less indefinitely and refuses to load the..
How should I store UIImages within my Core Data database? http://stackoverflow.com/questions/3908910/how-should-i-store-uiimages-within-my-core-data-database images probably should not be stored in this manner or at the least should be in their own entity so that they are not fetched into memory until a relationship to them is followed. Small thumbnail images are probably fine to put in your database this..
How to filter NSFetchedResultsController (CoreData) with UISearchDisplayController/UISearchBar http://stackoverflow.com/questions/4471289/how-to-filter-nsfetchedresultscontroller-coredata-with-uisearchdisplaycontroll about incorrect number of sections or rows in sections. Here is what I did I have two FRCs available as properties fetchedResultsController and searchFetchedResultsController. The searchFetchedResultsController should not be used unless there.. UISearchDisplayDelegate other class ivars required ivars for this example NSFetchedResultsController fetchedResultsController_ NSFetchedResultsController searchFetchedResultsController_ NSManagedObjectContext managedObjectContext_.. retain NSManagedObjectContext managedObjectContext @property nonatomic retain readonly NSFetchedResultsController fetchedResultsController @property nonatomic copy NSString savedSearchTerm @property nonatomic NSInteger savedScopeButtonIndex @property..
NSFetchedResultsController custom sort not getting called http://stackoverflow.com/questions/4789782/nsfetchedresultscontroller-custom-sort-not-getting-called I am using a custom search with a comparator although I have also tried a selector and had an identical problem if fetchedResultsController nil return fetchedResultsController Set up the fetched results controller. Create the fetch request for.. a comparator although I have also tried a selector and had an identical problem if fetchedResultsController nil return fetchedResultsController Set up the fetched results controller. Create the fetch request for the entity. NSFetchRequest fetchRequest.. a selector and had an identical problem if fetchedResultsController nil return fetchedResultsController Set up the fetched results controller. Create the fetch request for the entity. NSFetchRequest fetchRequest NSFetchRequest alloc init Edit..
http://stackoverflow.com/questions/5960731/strange-behavior-of-select-dropdowns-onchange-js-event-when-using-next-on-m that comes into focus when pressing then Next button is the dropdown whos elements need to be changed after being fetched. When the onchange of the previous dropdown does get fired then either the list is no updated or the items in the select..
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 ranges of the entities. Say we got one million records this may crash the whole process. It's possible to narrow the fetched entities down with a Filter predicate . Back to our two mapping models. We create the first mapping model like this 1. New..
RestKit Object Mapping Relationships without KVC http://stackoverflow.com/questions/9318565/restkit-object-mapping-relationships-without-kvc Background In my first build of this app I've mapped the objects to the given entities without relationships and fetched all belonging contacts to a company with the predicate companyID @ . Due to the amount of data 4000 Companies 7000 Contacts..
http://stackoverflow.com/questions/9763979/download-image-asynchronously that using AsyncImageView which is inherited from UIImageView . What it does is it stores images in Cache memory fetched from a url and whenever you need to load image from the same URL again it will simply load it from the cache memory saving..
Fetched Properties - Predicate http://stackoverflow.com/questions/10951844/fetched-properties-predicate Properties Predicate I have a question about using fetched properties inside a NSPredicate see below 'My question' . It's.. and for others which may also face this problem I tried to make a small sample project. SAMPLE PROJECT The need to use Fetched Properties came because my app was rejected because of violating the iOS Data Storage Guidelines. In QA1719 they write Apps.. it isn't possible to have relations across different stores Cross Store Relationships . I haven't found a sample for a Fetched Property Project yet so i'm here trying to make my own. For the sample there is a preloaded list of books in the sample..
Fetched Properties v Relationships (Core Data - iPhone) http://stackoverflow.com/questions/1737415/fetched-properties-v-relationships-core-data-iphone Properties v Relationships Core Data iPhone I'm a new iPhone developer of about 4 months or so who is starting to look..
http://stackoverflow.com/questions/19303062/core-data-relationships-how-to-insert-a-new-object-into-an-entity-and-create-a to name your entities in a singular form so Score instead of Scores and so on. You should read Relationships and Fetched Properties in Core Data Programming Guide . It's all nicely described in there. UPDATE I think there shouldn't be a many..
Getting an NSInvalidArguementException error http://stackoverflow.com/questions/5815549/getting-an-nsinvalidarguementexception-error sections count NSInteger tableView UITableView tableView numberOfRowsInSection NSInteger section id NSFetchedResultsSectionInfo sectionInfo self.fetchedResultsController sections objectAtIndex section return sectionInfo numberOfObjects.. pushViewController detailViewController animated YES detailViewController release #pragma mark Fetched results controller NSFetchedResultsController fetchedResultsController if fetchedResultsController nil return fetchedResultsController.. detailViewController animated YES detailViewController release #pragma mark Fetched results controller NSFetchedResultsController fetchedResultsController if fetchedResultsController nil return fetchedResultsController Create the fetch..
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