(link to the github repo)

Yahoo, google, Facebook, BBC, NASA, AT&T have one thing in common — they all have hackathon regularly. A hackathon is not only for weekends and can be incorporated as part of your company’s DNA.

What is a hackathon?

(full repo can be found here)

Node.js Addons

Sometimes you want to use your existing c++ code directly from your node app.

You can do it using Node.js addons, nan and node-gym library.

Sorting is one of the most basic operations we do on arrays.
Each computer-science grad knows that the running time of sorting can be dramatically changed based on the algorithm you choose.

This post will discuss the different ways to sort arrays and why it’s important at all.

The permutation problem is as follows: Given a list of items, list all the possible orderings of those items.

We typically list permutations of letters. For example, here are all the permutations of CAT: