StartClock method for a tutorial on the SSaurel's Blog

StartClock.java

private void startClock() {
    timer = new Timer();

    timer.scheduleAtFixedRate(new TimerTask() {
        @Override
        public void run() {
            final String hexaTime = getHexaTime();

            runOnUiThread(new Runnable() {
                @Override
                public void run() {
                    applyColor(hexaTime);
                }
            });
        }
    }, 0, 1000);
}