Category "typescript"

Dynamodb scan on array of objects Filter Expression

I want to scan dynamodb using filter on product_id showing in below json of table. Can anybody explain how to do scanning using filter of product_id. Wants to s

Next.js: Select element must have an accessible name: Element has no title attribute

Next.js and Typescript beginner here. I'm rebuilding an app using Next.js but ran into trouble splitting pages and components with the error Select element must

Preserve Type Restriction between Generic Variables

Assume that we have some class that has an important generic variable T and another class we have two fields, one wrapped, and one not: class Wrapper<V> {

Typescript compiles successfully but node cannot find module

Node error Error: Cannot find module 'hello' even though Typescript compiled successfully. Dir structure (note this is almost identical to tsconfig docs for bas

How to maintain a Websocket connection for my Angular(13.0.4) application across pages? I need to load the websocket url into service not at the start

So this is my web-socket.service.ts where I send the url information to the websocket in order to establish the connection: import { Injectable } from '@angular

Flow to Typescript

I now have flow type code like this export interface NodeBase { start: number; end: number; } export type Node = NodeBase & { [key: string]: any }; The

Unable to use Ckeditor in React Typescript

'CKEditor' is declared but its value is never read.ts(6133) Could not find a declaration file for module '@ckeditor/ckeditor5-react'. '/ProjectNameUnknown/node

Indexing object with a generic key

First time I've run into this issue so apologies if the title doesn't make sense, couldn't figure out a good way to word it. I'm working with an API that return

How to do a take query with Query Builder?

I have a one to many relation on database. one productKind have many Product ProductKind.ts @Entity() export class ProductKind extends BaseEntity { @PrimaryGe

Why any number value can be used in interface member declared with enum literal type? [duplicate]

I have the following typescript enum: enum Status { READY = 0, FAILED = 1 } and the following interface: interface ReadyItem { id

Vuejs types for component refs

I have following scenario: I have an component here: <div class="border shadow p-2"> <chart :config="barConfig" ref="linechart" /> </div>

How to use same enum in multiple files in Typescript without import

I've been struggling with this now longer than I should and surprisingly, the existing questions (and there are many) don't really help further. My goal is to d

map multiple properties to single nested object using typescript and class-transformer

I'm using class-transformer (in nestjs) to convert my database entities into dto types to output from my api. My database entities look like: class MyEntity {

How to infer first element of a tuple as a tuple type

I'm unable to properly infer the first type of a tuple of arbitrary length as a tuple type, in order to maintain its label: type First1<T extends any[]> =

Extending tsconfig files not resolving the paths properly?

I am getting an issue with tsconfig after upgrading the package version. Below is my folder structure (simplified, but keeping the actual hierarchy): The tsconf

How to test a function inside useEffect with Jest and Enzyme?

I am testing my components using jest and enzyme. I want to load my component when the whole page is loaded so I am using load event inside useEffect, here is m

Apollo-Server display errors in a clean mannor

I'm pretty sure that the question is self explanatory. I'm using 'apollo-server-core' 3.6.5 Errors I want to get { "errors": [ { "messa

Keyof as generic

I'm trying to force someone that want to update an object to pass a the key to update with a correct value type. As seen in the playground typescript seems unab

How to add bootstrap 5 and other global packages to a SvelteKit project?

I installed bootstrap using NPM In a normal svelte project I usualy add bootstrap and other packages, which are used project wide, in the App.ts file. However,

Property 'user' does not exist on type 'void'.ts(2339)

I am trying to create singup form with firebase i am following this video and now i have this error i dont know what is problem and how to fix it This is my aut