I tried to specify the node engine in a package.json to accept both 8 and 10 version. I tried to type this: But running yarn results in: The engine “node” is incompatible with this module. Expected version “8.x|10.x” If I replace with: … it works (i.e no error). Is there a way to…
Tag: node.js
Remove logging the origin line in Jest
Jest has this feature to log the line that outputs to console methods. In some cases, this can become annoying: Any idea how I can turn it off? Answer None of the above options worked for me. The (current) simplest solution is this: 1: Create a file with this code (e.g. config.js) 2: Add this line to your jes…
React –> Warning: validateDOMNesting(…): cannot appear as a descendant of
I’m getting this warning in browser console: on line: It’s a react project. Also I’m using webpack. How to solve this problem? Answer The warning tells you what exactly you need to do. You cannot nest <p> tags and hence use div for the outer tag like
require.cache equivalent in ES modules
ES Modules docs states: require.cache is not used by import. It has a separate cache. So where’s this separate cache? Is it accessible after all? I’m looking for invalidating module caching as it can be done in CommonJS modules (node.js require() cache – possible to invalidate?) Answer I saw…
Add field separately to firestore document
The following code creates a firestore collection and adds data to it: I want to create another function which adds a field to the document at a different time. I have the following function but am getting the error “TypeError: collectionRef.update is not a function” Answer Build a DocumentReferen…
How to get the same fingerprint that AWS uses from x.509 with node-forge?
How to get the certificate ID / fingerprint of an x.509 certificate using node-forge? Update I need this for AWS IoT. I’ve been investigating and ended up that AWS probably uses some fingerprint algorithm to extract the certificate ID. It is not baked into the cert, probably the public key is used as a …
Sequelize relationship query returns duplicate data
I’m querying customer orders for a specified customer using Sequelize relationships. index.js service.js results expected Answer All you need is to remove raw: true, from query , as it will return plain/flat object , and that will convert your object as it looks now. Note : You should put the where cond…
Can Winston Logger be used on the front-end for logging?
I am creating full mean stack app with NodeJs , Angular 6 , ExpressJs and MongoDB I have managed to create a server and its working perfectly, instead of using console.log when logging errors in my app I have decided to use Winston Logger here is what I have now Server side Note: Winston in server side works …
How to get intellisense for middleware of express in external file in vscode?
I’m trying to write a middleware of express. And I wrote that in a single file test2.js In the server, I can have intellisense like: In that single file, the middleware works fine, but I can’t have intellisense of req and res Is there any way to get the intellisense? Here is my server test1.js: He…
Add field not in schema with mongoose
I am trying to add a new field to a document, but this isn’t working: Creating my UserModel prototype: Then calling it This successfully updates any field as long as it exists, but it won’t add any new one. Answer You can add and remove fields in schema using option { strict: false } option: stric…