My IC-designer pal Don Sauer, that I told you about here, here and here, just sent a neat little web page JavaScript program that you can use to relate frequency, capacitance and resistance (zip).
All the cool new programming languages, like Ruby, always have compilers/interpreters and tools for Linux, and the old UNIX standbys like Tcl/Tk are still around when you need them. Why, then, is Java ...