Latest questions in TypeSript

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Angular4 - routerLink with typescript

In code, you use .navigate instead: this.router.navigate(['/products']); You pass ...READ MORE

Jun 22, 2022 in TypeSript by Nina
 • 3,060 points • 2,659 views
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What is "ambient" in TypeScript

Ambient simply means "without implementation". Ambient declarations only exist ...READ MORE

Jun 22, 2022 in TypeSript by Nina
 • 3,060 points • 1,862 views
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What do square brackets mean in a type definition in Typescript?

I've missed a basic type of TypeScript: Tuples. So ...READ MORE

Jun 22, 2022 in TypeSript by Nina
 • 3,060 points • 3,364 views
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Chutzpah configuration for running TypeScript tests in both Visual Studio and Visual Studio Team Services build

I'm not sure if this response is ...READ MORE

Jun 16, 2022 in TypeSript by Nina
 • 3,060 points • 1,020 views
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Redux + TypeScript -> Error: A case reducer on a non-draftable value must not return undefined redux

reducers: { updateMode(state: SliceState, ...READ MORE

Jun 8, 2024 in TypeSript by abhi
edited Mar 5 • 8,736 views
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How to define props in TypeScript where a parent component injects props in its children?

Typescript doesn't remove this special rule "!text" ...READ MORE

Jun 16, 2022 in TypeSript by Nina
 • 3,060 points • 1,324 views
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Wildcard module declaration not work in TypeScript 2, why?

I managed to resolve this by forcing ...READ MORE

Jun 16, 2022 in TypeSript by Nina
 • 3,060 points • 947 views
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TypeScript, Angular & ESlint - Definition for rule '@typescript-eslint/space-infix-ops' was not found

I managed to resolve this by forcing ...READ MORE

Jun 16, 2022 in TypeSript by Nina
 • 3,060 points • 1,219 views
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How to use document.getElementById() method in TypeScript?

Typescript will force you to check the ...READ MORE

Jun 15, 2022 in TypeSript by Nina
 • 3,060 points • 7,457 views
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Difference between interfaces and classes in Typescript

Interfaces Describe how an object should look Exists compile ...READ MORE

Jun 15, 2022 in TypeSript by Nina
 • 3,060 points • 540 views
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How can I define a type for a CSS color in TypeScript?

There was a proposal for a type of ...READ MORE

Jun 15, 2022 in TypeSript by Nina
 • 3,060 points • 4,815 views
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Typescript: how to define message type for broker consumer

Our main goal - is to make ...READ MORE

Jun 15, 2022 in TypeSript by Nina
 • 3,060 points • 1,147 views
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Mixing JavaScript and TypeScript in Node.js

Combine the following TypeScript compiler options --allowJs Explicitly supports ...READ MORE

Jun 15, 2022 in TypeSript by Nina
 • 3,060 points • 936 views
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Angular/TypeScript: ng-multiselect-dropdown multiple properties in TextField

I was able to work around this ...READ MORE

Jun 13, 2022 in TypeSript by Nina
 • 3,060 points • 3,965 views
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React Native Performance: Javascript vs Typescript

The performance of React Native with JavaScript ...READ MORE

Apr 1, 2023 in TypeSript by DSKView
 • 180 points
edited Mar 5 • 1,061 views
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Angular 9 + CLI (TypeScript) - How to stop generating .spec.ts test files

If you're using v6 and need to ...READ MORE

Jun 13, 2022 in TypeSript by Nina
 • 3,060 points • 3,712 views
0 votes
1 answer

Definition for rule '@typescript-eslint/no-shadow' was not found

v2.34.0 of the typescript-eslint packages is 9 months ...READ MORE

Jun 13, 2022 in TypeSript by Nina
 • 3,060 points • 4,872 views
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1 answer

How to import library with TypeScript Playground

TypeScript Playground isn't a fully fledged sandbox ...READ MORE

Jun 13, 2022 in TypeSript by Nina
 • 3,060 points • 3,420 views
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How do I extend a TypeScript class definition in a separate definition file?

If you don't have control over the ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 3,003 views
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Is it necessary to learn TypeScript first before going to explore Angular2?

It's not necessary to learn TypeScript but ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 455 views
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Typescript: TS7006: Parameter 'xxx' implicitly has an 'any' type

You are using the --noImplicitAny and TypeScript doesn't know ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 25,033 views
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Naming of TypeScript's union and intersection types

The type A | B refers to objects which ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 504 views
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1 answer

How to use useState hook in React with TypeScript correctly?

Without any initial argument, the type of email and setEmail will ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 2,068 views
0 votes
1 answer

how to use spread syntax and new Set() with TypeScript

The ... operator should work on anything ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 614 views
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1 answer

TypeScript and React Native: Are the type definitions for RN styles wrong?

You can test some of ways for ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 4,023 views
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1 answer

What does the @ (at sign) sign do in TypeScript?

The big news this week is the ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 1,350 views
0 votes
1 answer

Error TS1005: ';' expected. TypeScript for First Build error rxjs inside node_modules

 I investigated that rxjs released a new version: 6.4.0. And ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 3,209 views
0 votes
1 answer

How to get TypeScript definition files via bower?

The best option is to use tsd. It ...READ MORE

Jun 10, 2022 in TypeSript by Nina
 • 3,060 points • 747 views
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1 answer

Destructure a function parameter in Typescript

You can use the object de-structuring syntax: createUser(parent: ...READ MORE

Jun 9, 2022 in TypeSript by Nina
 • 3,060 points • 1,027 views
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1 answer

Customise Ngx-toastr in angular 6 with TypeScript

After Override this CSS in your Style.css File. I ...READ MORE

Jun 9, 2022 in TypeSript by Nina
 • 3,060 points • 3,555 views
0 votes
1 answer

TypeScript - ',' expected.ts(1005)

You can't put statements in JSX curly braces, only expressions. You ...READ MORE

Jun 9, 2022 in TypeSript by Nina
 • 3,060 points • 14,726 views
0 votes
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How to typecast a string to number in TypeScript?

You can use the parseInt or parseFloat functions, or simply use ...READ MORE

Jun 9, 2022 in TypeSript by Nina
 • 3,060 points • 647 views
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1 answer

How to read local csv file in JavaScript/TypeScript?

Here is how to use the readAsBinaryString() from the FileReader API ...READ MORE

Jun 9, 2022 in TypeSript by Nina
 • 3,060 points • 2,913 views
0 votes
1 answer

Typescript: Property "XXX" does not exist on type 'IntrinsicAttributes & IntrinsicClassAttributes

Double check the newly added object types. ...READ MORE

Jun 8, 2022 in TypeSript by Nina
 • 3,060 points • 47,173 views
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1 answer

How to install and run Typescript locally in npm?

It took me a while to figure ...READ MORE

Jun 8, 2022 in TypeSript by Nina
 • 3,060 points • 4,566 views
0 votes
1 answer

How to create enum type in TypeScript?

TypeScript 0.9+ has a specification for enums: enum ...READ MORE

Jun 8, 2022 in TypeSript by Nina
 • 3,060 points • 1,238 views
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Only refers to a type, but is being used as a value here

To do type checking at runtime with ...READ MORE

Jun 8, 2022 in TypeSript by Nina
 • 3,060 points • 57,039 views
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TypeScript: Class Constructor type

class Zoo<T extends Animal> { ...READ MORE

Jun 8, 2022 in TypeSript by Nina
 • 3,060 points • 3,297 views
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TypeScript: for-in statement

TypeScript docs say nothing about loop like ...READ MORE

Jun 3, 2022 in TypeSript by Logan
 • 2,140 points • 704 views
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1 answer

TypeScript TS7015: Element implicitly has an 'any' type because index expression is not of type 'number'

If you want a key/value data structure ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 19,315 views
0 votes
1 answer

Square brackets around vs after expression in Typescript

x is an Array, while y is a Tuple. The ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 4,009 views
0 votes
1 answer

TypeScript ES6: import module "File is not a module error"

We need the export, as a part of ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 20,245 views
0 votes
1 answer

Angular ForEach in Typescript?

Try this: selectChildren(data, $event) { ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 1,413 views
0 votes
1 answer

What is record in TypeScript

A Record<K, T> is an object type whose property ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 6,692 views
0 votes
1 answer

TypeScript: 'tsc command not found'

A few tips in order restart the terminal restart ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 20,348 views
0 votes
1 answer

Where to find TypeScript version in Visual Studio?

If you only have TypeScript installed for ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 3,026 views
0 votes
1 answer

Is it possible to extend types in Typescript?

you can intersect types: type TypeA = { ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 690 views
0 votes
1 answer

Typescript: Can't find names - Error: cannot find name

A known issue: https://github.com/angular/angular/issues/4902 Core reason: the .d.ts file implicitly included ...READ MORE

Jun 7, 2022 in TypeSript by Nina
 • 3,060 points • 12,356 views
0 votes
1 answer

How to use moment.js library in angular 2 typescript app?

REFERENCE: https://momentjs.com/docs/#/use-it/typescript/ You can install this by using: npm install ...READ MORE

Jun 1, 2022 in TypeSript by Nina
 • 3,060 points • 1,910 views
0 votes
1 answer

Measuring web performance metrices in TypeScript front end program

The performance metrics are provided by the ...READ MORE

Jun 1, 2022 in TypeSript by Nina
 • 3,060 points • 724 views
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