My Technical Scratch Pad.

Github Repository : https://github.com/tuxdna/jcalltracer This post is about getting jcalltracer to work (on ubuntu 12.04, though everyt...

Just collecting various resources containing updates for java 8. It is a major overhaul and I am so excited with all the new features those...

Chi-sq test is used to determine whether two discrete random variables X and Y are independent or not. I will do it here for binary rando...

These are mostly my notes from reading of information theory section from Machine Learning : A Probabilistic Perspective . Entropy : Entr...

Found a good thread on stackoverflow regarding the good unit tests : http://stackoverflow.com/questions/61400/what-makes-a-good-unit-test ...

#to look at traffic at port 80, in ascii format(-A), snaplen unlimited(-s 0) tcpdump -i any -s  0 -A tcp port 80 #randomly select N lin...

Given a population sample.. (X_Bar - mu)/(S/sqrt(n)) ~ t distribution with n-1 degrees of freedom this fact is used to derive the (1-al...