BluetoothAdapter.getDefaultAdapter() returning null
49
What is a NullPointerException, and how do I fix it?
87739
How to get the status of bluetooth (ON/OFF) in iphone programmatically
34116
i have android app that retrieve data from sqlite and display the data in BaseAdapter .. what is the best way ??
131542
Android Preferences: How to load the default values when the user hasn't used the preferences-screen?
6495
F710 lost my nano reciever, can I connect with bluetooth dongle as alternative?
133310
Why isn't there a getContentView() method for Activity?
112287
Bluetooth disappeared in Windows 10
158788
Call to getLayoutInflater() in places not in activity
68787
Why The constructor ArrayAdapter(new View.OnKeyListener(){}, int, String[]) is undefined
35129
Why does String.valueOf(null) throw a NullPointerException?
54663
Custom Adapter for List View
8793
Android and getting a view with id cast as a string
124496
Database.SaveResult.getId() returns null
20640
ubuntu 18.04 LTS bluetooth [0cf3:3004] discovery not working
127345
Ralink RT3290 bluetooth adapter is not working [full process]
69771
NullPointerException when setting attribute?
140738
Does setting Java objects to null do anything anymore?