objective c check if Bluetooth Availability Changed
87739
How to get the status of bluetooth (ON/OFF) in iphone programmatically
66727
Keep iphone active while running program
70592
How to measure distance between two iphone devices using bluetooth?
120467
Cocoa-Touch: How do I see if two NSDates are in the same day?
86087
iphone how to check the Airplane mode?
122626
Why isn't my String comparison working in iOS 6?
63318
How do I check an iOS device's battery health?
126181
Bluetooth not available: Mojave 10.14.2
41918
How do I get a background location update every n minutes in my iOS application?
48345
Option to Turn Bluetooth on or off is Missing
154174
Comparing time and date in objective C
75228
Determine device (iPhone, iPod Touch) with iOS
142274
Determine app that keeps turning on bluetooth
6184
Bluetooth from the command line in 12.04?
100174
How to compare two NSDates: Which is more recent?
149877
How to check if a directory exists in Objective-C
63632
Locking an iPhone if button is broken?