MrCrambo

public void registerScanResultsCallback (Executor executor, 
                WifiManager.ScanResultsCallback callback);
  
public List<ScanResult> getScanResults ();

public void unregisterScanResultsCallback (WifiManager.ScanResultsCallback callback);

MrCrambo

<manifest>
    <!-- Grants the READ_PHONE_STATE permission only on devices that run
         Android 10 (API level 29) and lower. -->
    <uses-permission android:name="READ_PHONE_STATE"
                     android:maxSdkVersion="29" />
    <uses-permission android:name="READ_PHONE_NUMBERS" />
</manifest>

MrCrambo

public Set<Set<String>> getConcurrentCameraIds ();
  
public boolean isConcurrentSessionConfigurationSupported (Map<String, SessionConfiguration> cameraIdAndSessionConfig);

MrCrambo

suspend fun fetchUser(): User {
  return GlobalScope.async(Dispatchers.IO) {
    // make network call
  }.await() 
}

MrCrambo

<manifest>
    ...
    <service ...
        android:foregroundServiceType="location|camera|microphone" />
</manifest>

MrCrambo

var locationManager: CLLocationManager = {    
  let locationManager = CLLocationManager()
  locationManager.delegate = self
  locationManager.allowsBackgroundLocationUpdates = true
  return locationManager
}()

var region:CLBeaconRegion {   
  let region = CLBeaconRegion(proximityUUID: uuid, identifier: identifier)
  region.notifyEntryStateOnDisplay = true

MrCrambo

/*
  For BLUETOOTH scans.
  Create CBCentralManager class element and call its method for scanning Bluetooth devices.
  Here is the function declaration
*/

func scanForPeripherals(withServices serviceUUIDs: [CBUUID]?, options: [String : Any]? = nil)

/*
  For BEACONS scan.

MrCrambo

/*
  For BLUETOOTH scans.
  Create CBCentralManager class element and call its method for scanning Bluetooth devices.
  Here is the function declaration
*/

func scanForPeripherals(withServices serviceUUIDs: [CBUUID]?, options: [String : Any]? = nil)

/*
  For BEACONS scan.

MrCrambo

func getWiFiName() -> String? {
  var ssid: String?
  if let interfaces = CNCopySupportedInterfaces() as NSArray? {
    for interface in interfaces {
      if let interfaceInfo = CNCopyCurrentNetworkInfo(interface as! CFString) as NSDictionary? {
        ssid = interfaceInfo[kCNNetworkInfoKeySSID as String] as? String
        break
      }
    }
  }

MrCrambo

private static final Intent[] POWERMANAGER_INTENTS = {
    new Intent().setComponent(new ComponentName("com.miui.securitycenter", "com.miui.permcenter.autostart.AutoStartManagementActivity")),
    new Intent().setComponent(new ComponentName("com.letv.android.letvsafe", "com.letv.android.letvsafe.AutobootManageActivity")),
    new Intent().setComponent(new ComponentName("com.huawei.systemmanager", "com.huawei.systemmanager.startupmgr.ui.StartupNormalAppListActivity")),
    new Intent().setComponent(new ComponentName("com.huawei.systemmanager", "com.huawei.systemmanager.optimize.process.ProtectActivity")),
    new Intent().setComponent(new ComponentName("com.huawei.systemmanager", "com.huawei.systemmanager.appcontrol.activity.StartupAppControlActivity")),
    new Intent().setComponent(new ComponentName("com.coloros.safecenter", "com.coloros.safecenter.permission.startup.StartupAppListActivity")),
    new Intent().setComponent(new ComponentName("com.coloros.safecenter", "com.coloros.safecenter.startupapp.Startup