I found a few good programming ebooks at:
hxxp://jztele.com/~coldice/book/net/
Some weird filenames on a few of them, but I downloaded them and they seem fine anyways! Weird
Enjoy!
edit:
i also found these two in my favorites:
hxxp://www.hypothetical.net/sillydog/Text/eBooks/
hxxp://docs.msfree.ca/ebooks/