Can I tell if a device has an active Activation Lock before inserting a SIM card?
38158
Is my iPhone locked with iCloud or not? I don't have SIM Card yet
157944
Why do I need to activate my iPhone?
108875
iPhone 5 won't activate without SIM card
96019
How can I know when my screen was locked last time?
49476
Did Apple shut down the Activation Lock checker? Why?
103207
How to determine an app moving to a background state due to a phone call or due to the user pressing the home button
23960
How do I know if dd is still working?
144757
How to detect whether a user is using USB tethering?
84372
Can be iPhone detected in 'Find my iPhone' service after recover?
94982
How to check if Location Services are enabled?
86762
Is it possible to distinguish between locking the device and sending an app to background?
122197
Detect carrier connection type (3G / EDGE / GPRS)
30779
How do I get my device detected by ADB on Linux?
147185
Must FCC-certified modules be labelled with the correct FCC ID?
127971
Determine if SQLite3 transaction is active
113296
How to detect the active iTunes store on the iPhone/iPod Touch/iPad?
43460
How to Use userAgent to detect mobile device