Error checking if Bluetooth is enabled in Android (REQUEST_ENABLE_BT cannot be resolved to a variable)

REQUEST_ENABLE_BT is a request code that you provide. It’s really just a number that you provide for onActivityResult. It will be the requestCode (first parameter) of onActivityResult when the activity returns. You could put any number you want as long as it’s consistent in the return method. In other words, put a line like this in the top of your Activity: … Read more

Find all Bluetooth devices (headsets, phones etc) nearby, without forcing the devices in discoverable mode

So, here’s all I found after reading blogs, threads, documentations, SO answers etc. regarding Android’s bluetooth discovery. Thought this might be useful to post my findings here. So before someone starts reading, I want to clarify that, I could not find any way to detect a bluetooth device nearby which is turned on but not discoverable. … Read more

Windows .NET API / Windows 7 / Bluetooth communication with Intel Curie Arduino / Genuino 101

Microsoft Bluetooth stack on Windows 7 does not support BLE. You have to use third party Bluetooth drivers in this case. BlueSoleil works good. On Windows 8 and above you can use Microsoft Bluetooth stack to work with BLE devices. However each Bluetooth drivers have own API. I am not sure about free 32feet (if it support BLE and … Read more