How the Internet works

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Read Mozilla’s great introduction to how the Internet works.

Internet basics

Ajax requests

Ajax is a way of making a request to get resources with JavaScript, without reloading or refreshing or redirecting the page. Meaning, it can happen in the background, then update a specific part of the page. This is the concept behind web applications, where interaction with a page–clicking or selecting things, etc–doesn’t force your page to reload, but merely updates that particular part of it.

Web frameworks

Registering your domain and understanding DNS