real-world-application

What's the "Hello World!" of genetic algorithms good for?

I found this very cool C++ sample , literally the "Hello World!" of genetic algorithms. I so decided to re-code the whole thing in C# and this is the result. Now I am asking myself: is there any practical application along the lines of generating a target string starting from a population of random strings? EDIT: my buddy on twitter j...

Top k problem - finding usage for my academic work

Top k problem - searching BEST k (3 or 1000) elements in DB There is fundamental problem with relational DB, that to find top k elems, there is a need to process ALL rows in table. Which make it useless on big data. I'm making application (for university research, not really my invention, I'm implementing and trying to improve origina...

Common Uses For Pointers?

Hi, I'm a programming student with two classes in C#, but I'm just taking my first class in C++, and thus I'm being exposed to pointers. I know how they work, and the proper way to use them, but I wondered about some of the ways that professional programmers use pointers in their programs. So how do you use pointers? Or do you? Thi...