One $(document).ready() is faster than multiple uses of $(document).ready() but do not believe me, see the proof.
How far can Apple drift out of reality before the media starts to question the lies? Apple did not invent the smartphone or thin notebooks or tablets or a healthy watch. Due to Apple's hundreds of millions of advertising dollars, Apple can say anything it likes and not be questioned by anyone in the media.
You have a Web site and want to test changes on your notebook/tablet/pad/whatever. Your Web site can run almost anywhere at full speed for testing. Here are some things to think about when setting up a local Web site.