With one year left to graduate, Zach Sims dropped out of Columbia University and built Codecademy - an education company that provides online programming lessons in an effort to bridge the gap between a formal education and the technical skills necessary to find a job in today's economy. Does Sims regret his move to drop out of one of America's most prestigious universities? According to his interview on The Growth Show, Sims has no regrets. Since launching Codecademy four years ago, more than 25 million people have visited the site to learn how to code. As the tech industry booms, Codecademy isn't the only place people are flocking to prepare themselves for the digital workforce. The NYT takes a look at where people are going to skill up for today's digital workforce.