Previously: Snake game, complete with bootage CD image, in a tweet The post Javascript demos and games in less than 1 kilobyte appeared first on Boing Boing.

Google’s in-house incubator Area 120 has just released an app called Grasshopper, which teaches you how to code JavaScript through a series of fun mini-games.

Do you need to perform an Ajax file upload with pure JavaScript? This example lays out the steps to accomplish an Ajax file upload without the need for a JavaScript library like jQuery or Dojo.