What is Expressiveness in a Computer Language

[Darren New]

Joachim Durchholz wrote:
> Give a heterogenous list that would to too awkward to live in a 
> statically-typed language.

Write a function that takes an arbitrary set of arguments and stores 
them into a structure allocated on the heap.

> Give a case of calling nonexistent functions that's useful.

See the Tcl "unknown" proc, used for interactive command expansion, 
dynamic loading of code on demand, etc.

-- 
   Darren New / San Diego, CA, USA (PST)
     My Bath Fu is strong, as I have
     studied under the Showerin' Monks.