I am watching some quicktime apple trailers from the website they open up automatically in quicktime. How do I download it at that point. I am assuming that they are cached temporally somewhere. Any ideas?
You can download them directly from the website you know? Just hold down the button for a little longer and then you can select your download format!
Open terminal and type
This will list all of the files opened by all of your processes. The process playing the movie will either be Safari or QuickTimeHelper. The move file will be one of the last ones listed for that process and will have a large size. It will probably be in a "/tmp/" folder.
When you think you've found the right file, you can verify that it is a quicktime move by typing
There are a number of variations of the above instructions, depending on the type of file and what is actually playing it, but hopefully you get the idea.