Learning how to code will allow you to do everything from build complex apps to make your smart lights flash when you receive an email. Here's our guide on how to get started.

The lessons prompt you to write and run the code for each step, and when you make a mistake -- which is key to learning how to program -- the correction hints are clear.

In order to write HTML, you need ... editor may have syntax highlighting—a feature that changes colors of the text based on what you type to make your code easier to read—this is just ...

Love it or loathe it, JSX has made a big impact on front-end engineering. Here's a code-first intro to the HTML-based JavaScript templating language.