Odds and ends...
There's an interesting set of pages on basic cryptography concepts at The Cryptography Tutorial.
Also, there's an instructive set of pages on learning to draw at Michael Erickson's Visual Practitioner web site (which I plan to look at later).
A somewhat ambitious text can be found at How to Make a Complete Map of Every Thought You Think, which meanders a lot in the part I've read so far, but may have some interesting ideas later in the book (131 PDF pages is a book, right?).
Finally, at 43 Folders, there's an revolutionary design proposed for a PDA:
Cheers...
Also, there's an instructive set of pages on learning to draw at Michael Erickson's Visual Practitioner web site (which I plan to look at later).
A somewhat ambitious text can be found at How to Make a Complete Map of Every Thought You Think, which meanders a lot in the part I've read so far, but may have some interesting ideas later in the book (131 PDF pages is a book, right?).
Finally, at 43 Folders, there's an revolutionary design proposed for a PDA:
1. Get a bunch of 3 x 5 cards.There are days I just adore low tech.
2. Clip them together with a binder clip.
3. There is no step 3.
Cheers...