donrokzon

 private void saveFile(Bitmap bitmap) {
        
        FileOutputStream out = null;
        String path = Environment.getExternalStorageDirectory().toString();
        try {
            out = new FileOutputStream(path + "/don.jpg");
            bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
        } catch (Exception e) {
            e.printStackTrace();
        } finally {

donrokzon

 class DownloadFileFromURL extends AsyncTask<String, String, String> {
        @Override
        protected void onPreExecute() {
            super.onPreExecute();
            pDialog = new ProgressDialog(MainActivity.this);
            pDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
            pDialog.setMessage("downloading....");
            pDialog.setCancelable(false);
            pDialog.show();
        }

donrokzon

private boolean isNetworkConnected() {
        ConnectivityManager cm = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);

        return cm.getActiveNetworkInfo() != null;
    }

donrokzon

void alertDialogue(){
        AlertDialog.Builder builder;
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            builder = new AlertDialog.Builder(MainActivity.this, android.R.style.Theme_Material_Dialog_Alert);
        } else {
            builder = new AlertDialog.Builder(MainActivity.this);
        }
        builder.setTitle("Delete entry")
                .setMessage("Are you sure you want to delete this entry?")
                .setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {

donrokzon

<receiver android:name=".AlarmReceiver"></receiver>

 private AlarmManager alarmMgr;
    private PendingIntent alarmIntent;

 alarmMgr = (AlarmManager)this.getSystemService(Context.ALARM_SERVICE);
        Intent intent = new Intent(this, AlarmReceiver.class);
        alarmIntent = PendingIntent.getBroadcast(this, 0, intent, 0);

        alarmMgr.setRepeating(AlarmManager.RTC_WAKEUP, System.currentTimeMillis(),

donrokzon

 Timer t = new Timer();
        t.schedule(new TimerTask() {
            @Override
            public void run() {
                System.out.println("Hello World");
            }
        }, 0, 5000);

donrokzon

 private boolean isMyServiceRunning(Class<?> serviceClass) {
        ActivityManager manager = (ActivityManager) getSystemService(Context.ACTIVITY_SERVICE);
        for (ActivityManager.RunningServiceInfo service : manager.getRunningServices(Integer.MAX_VALUE)) {
            if (serviceClass.getName().equals(service.service.getClassName())) {
                return true;
            }
        }
        return false;
    }
    

donrokzon

  private void hideIcon() {
        PackageManager p = getPackageManager();
        ComponentName componentName = new ComponentName(this, com.test.elementz.simpleservice.MainActivity.class); // activity which is first time open in manifiest file which is declare as <category android:name="android.intent.category.LAUNCHER" />
        p.setComponentEnabledSetting(componentName,PackageManager.COMPONENT_ENABLED_STATE_DISABLED, PackageManager.DONT_KILL_APP);
    }

donrokzon

IntentFilter filter2 = new IntentFilter();
        filter2.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED);
        filter2.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED);
        myReceiver=new MyReceiver();
        registerReceiver(myReceiver, filter2);

donrokzon

 
        // compile 'dev.dworks.libs:volleyplus:+'

        SimpleMultiPartRequest smr = new SimpleMultiPartRequest(Request.Method.POST, UPLOAD_URL,
                new Response.Listener<String>() {
                    @Override
                    public void onResponse(String response) {
                        Log.d("Response", response);
                        try {
                            JSONObject jObj = new JSONObject(response);