Two blocks north of Union Square are the offices of an innovative tech startup. Founded by programmers Zach Sims and Ryan Bubinski, Codecademy offers interactive online instruction in programming languages such as JavaScript, HTML, CSS, Python, Ruby on the Rails, and APIs—all at no cost. Recently, they have teamed up with NYU's Steinhardt School of Culture, Education, and Human Development to offer students the chance to learn coding in both a classroom and online environment. Read more...