I built a coding tutor that won't let me cheat my way through it. Here's the prompt.

Major browsers support CSS3 gradients (including Internet Explorer 10), but with different rendering engines, it's still good to have fallbacks. Designing the presentation layer of an HTML5 ...

Meta opened its $799 Ray-Ban Display to web-app developers and added handwriting input, screen recording, expanded walking directions, and live voice captions.