23 Mar 2019 functionality where a user could export historical data as CSV files. The browser initiates the file download as the data continues to stream. At the same time, all of the data-lifting is handled by a regular request-response API in the streaming-downloads proxy in Node.js for its nice Stream interface. 26 Feb 2019 You can do that with Angular Universal and Node.js using the server-side rendering (SSR) concept. and downloading files from a Node.js server using a single codebase.