Community driven content discussing all aspects of software development from DevOps to design patterns. Good programmers need to create code that efficiently solves problems, using various methods. A ...

This Q&A is part of a weekly series of posts highlighting common questions encountered by technophiles and answered by users at Stack Exchange, a free, community-powered network of 100+ Q&A sites.

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 ...

def perms(s, temp): """s is a string, temp is part of the output found so far.""" if len(s) == 0: print temp return for i in s: s2 = s.replace(i, '') temp += i perms ...

At a job interview on Friday, I had to write code, and one of the things that came up when we were talking about implementation of a concept was recursion. The director of the group said to me "Don't ...