General Assembly has launched a new online service that teaches basic web development for free, in your browser. It's called Dash, and it lets users learn how to use HTML, Javascript, and CSS by ...

The preferred practice is to put style information in a separate file with a .css extension. Using formatting information contained within an external cascading style sheet is accomplished via the ...

jsFiddle is the perfect solution; it provides a custom environment (based on user selections) to test (or fiddle with) your JavaScript, HTML, and CSS code right inside your browser.

All you have to do is store your HTML, JavaScript, and CSS files, and then share a link to your starting HTML file. In fact, Google is eating its own dog food by hosting the instructions on how to ...