Now, if you want to really get the most out of Linux, or are considering a career as a Linux administrator, you'll need to learn considerably more… including the command line. N ...

You will need pySerial and openinterface.py (see Resources). There is a small bug in openinterface.py that can make it difficult to work with on Linux. The simplest way to solve this is to run this ...

The where, whereis and whatis commands summarize commands, show where executables are, and point to relevant man pages.