Look through GitHub for repos you might find compelling and go to hackathons/Startup Weekend events where you can join people in person. Programming is tough to get used to, so pick a problem you are really passionate about and tackle it - your interest in the problem will carry you through the tough parts.

If you have an idea for a project and need feedback or teammates, you can post it on DoerHub.com (it has a lot of university student-led projects with subject matter experts in different areas and people are open to helping/mentoring you when they see you are passionate about learning their craft).