Hi,<BR><BR>I'm currently coding a function in Java that will find the number of possible combinations for a string. I've run into a problem in to a problem with regards to both speed and memory usage.

We collaborate with the world's leading lawyers to deliver news tailored for you. Sign Up for any (or all) of our 25+ Newsletters. Some states have laws and ethical rules regarding solicitation and ...

In linux man pages, e.g. man ls, it says -R --recursive. I can see how ls can be recursive, by recursive I mean the proper programming concept. ls could say, "A: list all files in the directory then ...

Having stumbled upon Project Euler sometime ago and solving the first problem, this disco dancer from the Age of Aquarius thought it was time to tackle problem two, which states: Each new term in the ...

A decision tree regression system incorporates a set of if-then rules to predict a single numeric value. Decision tree regression is rarely used by itself because it overfits the training data, and so ...