PayPal reveals that writing server-side software in node.js rather than Java is allowing it to serve web pages more rapidly and simplifying web development.

Then Node.js was spawned, turning developers’ heads with its speed. Not only was JavaScript faster on the server than anyone had expected, but it was often faster than Java and other options.

This tutorial launches a short series introducing data structures and algorithms. In Part 1, you’ll learn what a data structure is and how data structures are classified.