nja

If I understood correctly, it's the attitude that one's technical accomplishments (especially at a young age) serve as proof of superiority over others.

I agree that it's a problem, and I look forward to the discussion on HN about how to not only avoid it ourselves but how to encourage others to do so as well.

This is pretty cool! I'm just disappointed that 420 doesn't say Enhance Your Calm, but then again, you're not Twitter https://dev.twitter.com/docs/error-codes-responses

This event was mentioned on the Nova show Secrets of the Sun, which aired a few days ago: http://www.pbs.org/wgbh/nova/space/secrets-sun.html

This is pretty cool.

I'm curious--what are you using as a weather source? I've been looking into them recently and haven't found a decent one that I liked.

The book is pretty well-written, but I've found the exercises to be very hard to get through. Still, it's a great resource for this type of work.

Wow, that's a good deal. In my comp arch class, we've been forced to get the newest edition -- that is, the 4th edition, revised. Different from the 4th edition, which we used in computer organization last semester. I'm not sure how much new material has been added, but there's certainly a hefty price increase associated with buying the newest edition.