Some can argue that Set has more advantages compared to Array. Others may wonder why there is a need for Set now (we have been doing pretty well without one until now). What exactly differs these two and when to use one over the other?
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In this tutorial we'll learn how to upload files from an Angular5 application to a Node.js REST API that runs using Restify. For the file upload functionality we'll use the File Web API, without relying on a third party component.