While many operating systems seem to try to prevent you from peeking under the hood, Unix and Linux positively encourage it.

Previously, I looked at using the Linux video loopback system from the command line. The basic trick was simple enough: capture video from a real camera, process it with something like ffmpeg, and ...

This handout is available for download in DOCX format and PDF format. In the most abstract sense, the function of an introductory paragraph is to move the reader from the world of daily life into the ...