notes for 10/9/2007

1. Reading quiz on perl tutorial

2. review lexical and dynamic scoping - show ada program

2b. review objects in scheme - show teams example, inheritance


3. talk about my and local in perl

4. more perl basics

    scalars, arrays, hashes, and  functions

    if else (no if-only in scheme)

    function parameters, call by reference

    no "return"

    function pointers  : ways to call function:

      f x;  f(x);  $f->(x),  &$f(x)

    $f = sub { }...


    Pointers in perl and uniform way to treat them. 


    Closures in perl

    bank account in perl - change my to local