“It’s a few years later and I’ve noticed a few interesting things.
I can’t remember the last time I actually wanted a method to get the metaclass.
If you use a module to add behavior your behavior becomes part of the ancestor tree, which is significantly more helpful than putting your behavior directly on the class.”
“I often talk to people who are thinking of going indie — Mac and iPhone developers who want to work for themselves, who want to write cool apps and sell them without having to answer to anyone but their customers. Here’s the advice I usually give.”
“BWToolkit is a BSD licensed plugin for Interface Builder 3 that contains commonly used UI elements and other useful objects. Using these objects is as simple as dragging them from the library to your canvas or document window.”
“The unknown quality of code is a simple, yet highly influential problem with existing software. If you have a millions of lines of code, is it fine or does it need serious work? Is it well-written, or is it a huge mess? An objective way to determine the current state of a large code base is necessary.”
Article is from 2001, and the facts were elaborated by the author in a book: “Facts and Fallacies of Software Engineering”
The Abacus Formula Compiler (AFC) makes it possible to use computations defined in spreadsheet files within normal Java applications.