iphone Programming Glossary: referential
Delete/Reset all entries in Core Data? http://stackoverflow.com/questions/1077810/delete-reset-all-entries-in-core-data it that way is if you want to delete some entities and not others. However you still need to make sure you retain referential integrity or you won't be able to persist your changes. Just removing the store and recreating it is both fast and safe..
How to optimize Core Data query for full text search http://stackoverflow.com/questions/1774369/how-to-optimize-core-data-query-for-full-text-search stores the rowid of the related FTS object as an integer attribute. I have a static dataset so I don't worry about referential integrity but the code to maintain integrity should be trivial. To perform FTS I MATCH query the FTS class returning a set..
Save OpenGL Drawn item as a Image http://stackoverflow.com/questions/9660723/save-opengl-drawn-item-as-a-image bounds self bounds UITouch touch event touchesForView self anyObject firstTouch YES Convert touch point from UIView referential to OpenGL one upside down flip location touch locationInView self location.y bounds.size.height location.y Handles the continuation.. event CGRect bounds self bounds UITouch touch event touchesForView self anyObject Convert touch point from UIView referential to OpenGL one upside down flip if firstTouch firstTouch NO previousLocation touch previousLocationInView self previousLocation.y..
Record the drawing as a m4v video file - OpenGL http://stackoverflow.com/questions/9661259/record-the-drawing-as-a-m4v-video-file-opengl bounds self bounds UITouch touch event touchesForView self anyObject firstTouch YES Convert touch point from UIView referential to OpenGL one upside down flip location touch locationInView self location.y bounds.size.height location.y Handles the continuation.. event CGRect bounds self bounds UITouch touch event touchesForView self anyObject Convert touch point from UIView referential to OpenGL one upside down flip if firstTouch firstTouch NO previousLocation touch previousLocationInView self previousLocation.y..
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