resumable download

Tencent IMWeb Frontend Team

Jan 10, 2022 · Backend Development

Mastering Efficient File Downloads and Large-Scale Excel Export in Node.js

This article explains how to implement simple and streaming file downloads with Node.js and Koa, handle content disposition and progress display, support resumable downloads, and efficiently generate large Excel reports using ExcelJS with chunked queries and streaming to overcome memory bottlenecks.