The short answer, it turns out that Axios knows what to do with a Buffer object.
An introduction to the FileReader API and where its strengths lie in AJAX file uploads.
React portals are a powerful tool, but have some gotchas that you should be aware of.
A guide to building a website from start to finish. Get your site out instead of your hair.
How to upload a file with form file input using FormData API and jQuery.