Want to learn something this week? Here are 26 extremely useful websites that will help you do so, starting with LearnStreet, a website that offers completely free beginner level courses for Ruby, Python, and JavaScript. LearnStreet’s interface includes videos, some standalone programming projects collectively known as the Code Garage, and other components. The company was conceived by Sun Microsystems co-founder and venture capitalist Vinod Khosla and WhoWhere? and eGain co-founder Gunjan Sinh. Continue reading for more.