multiple-instances

Is it a bad idea to run two instances of a Cocoa application at the same time?

I am making a download and installing application that must run multiple times at the same time. However, is it smart to do so? My application uses the /tmp directory to save temporary downloads. Each instance of the application needs its own dock icon, that's the reason I use multiple instances. Is it dangerous to have multiple instanc...

Is there a shorter way to write this script? (Targeting multiple elements to run the same function)

So I have this nice slider script that I want to use on this page: http://tuscaroratackle.com/rods for several instances on the page. (In other words each rod posting will have it's own slider, a total of about 11 sliders on the page) In order to run the script I have to include this function declaration: $(document).ready(function(){...