private static final int TIME_DELAY = 4000;private static long lastToastShowTime = 0;showToast(final String msg, final Context ctx){ final long pastTime = System.currentTimeMillis() - lastToastShowTime; if(pastTime > TIME_DELAY ){ Toast.makeText(ctx, msg, Toast.LENGTH_LONG).show(); lastToastShowTime = System.currentTimeMillis(); }else{ final long delay = TIME_DELAY - pastTime; lastToastShowTime = System.currentTimeMillis() + delay; postDelayed(new Runnable( @Override public void run() { try{ Toast.makeText(ctx, msg, Toast.LENGTH_LONG).show(); catch(Exception e){ Log.e("TOAST_NOT_SHOWED", "Toast not showed: " + msg, e); } } ), delay); }}