Until you want to get some bigger projects up, take a look at hosting on Heroku. Their pricing scales badly, but you can run a semi-decent site on the free pack

Until you want to get some bigger projects up, take a look at hosting on Heroku. Their pricing scales badly, but you can run a semi-decent site on the free package, and for any projects that take off, you can scale instantly by simply dragging some sliders. Enjoy the Koans, they are brilliant fun and great for learning.