Quantum physics videos on youtube

http://www.youtube.com/view_play_list?p=0F530F3BAF8C6FCC
Good set of videos on quantum physics! A bit hard because the material itself is!
It is by IIT professor and arranged by same nptel of ministry of education of india.

Real analysis and calculus videos on youtube

Nice videos on real analysis and calculus. It starts from real fundamentals. It is really really good! Taught by IIT professor!
http://www.youtube.com/view_play_list?p=3A87B93CB9912EC1

Coding horror

Nice site on software and related issues. Posts are of good quality. But most important thing is the comments. Comments give you a lot of info. It provides a forum for [intelligent, computer science] people to express themselves.
See a sample post:
http://www.codinghorror.com/blog/archives/001266.html

Wolfram Alpha computational engine

http://www58.wolframalpha.com/

Amazing engine - It produced results for almost anything I typed in. Elliptic integral, derivatives and what not! Beautiful! I am really humbled by the creators of this Engine!

It computes anything!

Relative popularity of programming languages!

http://www.tiobe.com/index.php/content/paperinfo/tpci/index.html

Java tops! C# is at no.6.