I'm building an API with Koa. I have all my routes in place with koa-router. Each route uses a controller that has all the logic for a given mongoose model. I've read the Koa docs on error-handling...

I have an embedded Shopify application with React (Polaris) on the frontend and Node (Koa.js) on the backend. One feature of the application is to export some information as an Excel spreadsheet. ...

Because I spent some (too much) time figuring out this simple requirement. I am documenting here the way to achieve multipart/form-data body parsing with Koa. In my case, the reason of the confusi...

http://localhost:3000/endpoint?id=83 results in 404 (Not Found). All other routes work as expected. Am I missing something here? router .get('/', function *(next) { yield this.render('index.ejs'...

When I start webpack for bundling my react application using koa with server side rendering I get a warning WARNING in /app/node_modules/any-promise/register.js 24:14-37 [1] Critical dependency: t...

In my project, I am using NextJS+KOA+Apollo. My nextJS app is inside client in root directory. I am using next-offline to convert it to PWA. Nextjs app is inside client directory. koa server is in...

I want to know how to deploy my node.js application (it uses Koa) on Windows 10, Windows server 2012 and newer. In Internet I see old tips for using iisnode, but at the same time I see that people...

I’m using this library https://github.com/chentsulin/koa-bearer-token which adds an extra property to the koa libraries request object like ctx.request.token. So if I use the koa types directly I g...

I'm using Koa as a webserver to serve my Polymer application. Upon pressing a button in the frontend localhost:3000/export is called. I would like to deliver a file-download to the client after pac...

I'm learning Koa JS for building the server side part of a small web applications. Watching youtube tutorials and reading guides, I came across the sentence: "Everything is middleware [in Koa]." ...

I have a simple Koa app. I also use mongoose, mongodb(Mlab) I connected to mongodb. And I can find only ourCat. I see array in console. But I don't know, how I can get and show result on page. And...

I have a koa router I need to call a api where will async return result. This means I cannot get my result immediately, the api will call my callback url when it's ok. But now I have to use it like...

I am trying to send multipart/form-data in an Ajax request. I am using node/busboy to parse the multipart data but it keeps throwing an error Error: Multipart: Boundary not found I have read...

I am getting a connection reset error. I am fairly certain this is coming from a long running REST request, that is timing out. { [Error: socket hang up] code: 'ECONNRESET' } Is there a way to ...

I'm new to Koa and i encountered a problem that I didnt get when i used epxress. here is my code : const koa = require("koa"); const koaRouter = require("koa-router"); const app = new koa(); con...

I've been using localtunnel for quite a while and now I wonder how it works under the hood. Here is one article I read which explains the same. Here are few terminologies which I don't understand...

I'm using koa-router. How can I get the request's query string params? This is the best I managed to write: import koaRouter from 'koa-router'; const router = koaRouter({ prefix: '/courses' });...

I am having major performance problems with MongoDB. Simple find() queries are sometimes taking 2,000-3,000 ms to complete in a database with less than 100 documents. I am seeing this both with a ...

How can I use Koa library, the express replacement, in Cloud Functions? I know KOA use all great ES2017 and make more use of Async use of JavaScript. or it might not be needed at all working wit...

Koa and Express 4.0 are both fairly new, and from what I've read, Koa was made by the Express team. From what I understand, Koa requires features of node that are only available in 0.11 (the unsta...

I am diving into Koa2 and I see koa-compose. I get that I give it middlewares and it returns one, but why? What is the benefit of having multiple middleware wrapped as one instead of just adding th...

I try to dockerlized my own node application, but can't connect the mysql container. my codes: docker-compose.yml version: '3.2' services: node: build: ./ ports: - "8787:8787" depends_on:...

Currently I am facing a technological decision to be made and personally am not able to find the solution myself. I am currently in progress to develop a multiple-tenant database. The structure w...

In Express.js I used to have this kind of code: app.use((req, res, next) => { res.header('Access-Control-Allow-Origin', '*'); res.header('Access-Control-Allow-Headers', 'Origin, X-Requested-W...

This isn't a specific koa question even though all the code is using koa, I'm just new to node and the module system. When using Koa every request is defined by the Request interface: declare modu...