Copying a file off an android device?

How can I copy a file from some Android app's assets folder, to somewhere off the device?

Alternatively, how can I move or copy an app so th开发者_开发问答at it is installed on the sd card, not the main rom?

Peter

---

Easiest way is to learn about the adb push and pull commands: adb

---

I do not believe there is any straightforward way to copy a file out of an installed app's asset folder without either rooting the device, or the cooperation of the app itself.

---

As well, files can be copied using DDMS