2014/10/15 下午 10:13:56

iphone Programming Glossary: service_id

Objective-C : How to fetch the router address?

http://stackoverflow.com/questions/2113580/objective-c-how-to-fetch-the-router-address

Framework itself MacBook ~ scutil show State Network Global IPv4 dictionary PrimaryInterface en1 PrimaryService service_id Router ipv4_address show State Network Global IPv6 dictionary PrimaryInterface en1 PrimaryService service_id Router ipv6_address..

NSPredicate iPhone 3.2 SDK Core Data “IN clause” NSInvalidArgumentException exception

http://stackoverflow.com/questions/5062881/nspredicate-iphone-3-2-sdk-core-data-in-clause-nsinvalidargumentexception-exce

NSInvalidArgumentException exception I have a collection of Calendar objects and want to query them by their service_id property. I'm using Core Data on iPhone 3.2 SDK with sqlite. calendars is a NSArray result of a NSFetchRequest . I'm plucking.. using Core Data on iPhone 3.2 SDK with sqlite. calendars is a NSArray result of a NSFetchRequest . I'm plucking the service_id property out of each object in the NSArray. NSPredicate tripsWithServiceId NSPredicate predicateWithFormat @ service_id.. property out of each object in the NSArray. NSPredicate tripsWithServiceId NSPredicate predicateWithFormat @ service_id IN @ calendars valueForKey @ service_id However this generates an exception 'NSInvalidArgumentException' reason 'unimplemented..