samliu

#!/usr/bin/env python
from datetime import datetime, timedelta
import time
import sys
import os

if len(sys.argv) is 3:
    music_service = str(sys.argv[1])
    minutes_to_wait = float(sys.argv[2])
else:

paulirish

What forces layout / reflow

All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

Generally, all APIs that synchronously provide layout metrics will trigger forced reflow / layout. Read on for additional cases and details.

Element APIs

Getting box metrics

• elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent