Most answered questions in TypeSript

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How to define string literal union type from constants in Typescript

You can also use enum for this ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
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1,882 views
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1 answer

How to use useState hook in React with typescript correctly?

You can set a string type for it Explicit way: const ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
• 1,160 points
3,797 views
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Why is Event.target not Element in Typescript?

JLRishe's answer is correct, so I simply ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
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3,816 views
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1 answer

Experimental decorators warning in TypeScript compilation

Although VS Code is an excellent editor ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
• 1,160 points
1,365 views
0 votes
1 answer

The Angular Compiler requires TypeScript >=3.4.0 and <3.5.0 but 3.5.3 was found instead

Run this script to find exact version npm ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
• 1,160 points
4,221 views
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1 answer

Is TypeScript really a superset of JavaScript?

The purpose of TypeScript is to have ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
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667 views
0 votes
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Is there any official Typescript definition for fabric.js?

Typically, packages in Definitely Typed aren't official ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
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1,278 views
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Using TypeScript, and Object.assign gives me an error "property 'assign' does not exist on type 'ObjectConstructor'"

You can use type assertion, like this: (<any>Object).as ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
• 1,160 points
4,092 views
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Using spread syntax and new Set() with typescript

This seems to be a typescript ES6 ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
• 1,160 points
1,003 views
0 votes
1 answer

What is the question mark for in a Typescript parameter name?

It is to mark the parameter as optional. TypeScript ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
• 1,160 points
1,208 views
0 votes
1 answer

What does the @ (at sign) mean in the latest TypeScript (presumably v1.5) example?

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

Aug 3, 2022 in TypeSript by Abhinaya
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671 views
0 votes
1 answer

Get typescript definition files via bower?

It is possible with bower. First install bower ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
• 1,160 points
564 views
0 votes
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Typescript: Debug Failure. False expression: Non-string value passed to `ts.resolveTypeReferenceDirective`

The same as a couple of days ...READ MORE

Aug 3, 2022 in TypeSript by Abhinaya
• 1,160 points
3,788 views
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Typescript compiler can't find node with yarn - Cannot find type definition file for 'node'

I solved it on my computer by ...READ MORE

Jun 22, 2022 in TypeSript by Nina
• 3,060 points
5,197 views
0 votes
1 answer

How to pass HTML to JPG/PNG? In Javascript/Typescript

You can use the package: https://www.npmjs.com/package/dom-to-image In your page: import ...READ MORE

Jun 22, 2022 in TypeSript by Nina
• 3,060 points
1,700 views
0 votes
1 answer

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
2,086 views
0 votes
1 answer

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
1,316 views
0 votes
1 answer

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
2,871 views
0 votes
1 answer

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
728 views
0 votes
1 answer

Redux + TypeScript -> Error: A case reducer on a non-draftable value must not return undefined redux

The actual problem is with this line: state ...READ MORE

Jun 16, 2022 in TypeSript by Nina
• 3,060 points
7,202 views
0 votes
1 answer

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
1,032 views
0 votes
1 answer

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
691 views
0 votes
1 answer

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
902 views
0 votes
1 answer

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
6,518 views
0 votes
1 answer

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
284 views
0 votes
1 answer

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
3,689 views
0 votes
1 answer

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
821 views
0 votes
1 answer

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
542 views
0 votes
1 answer

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
3,505 views
0 votes
1 answer

React Native Performance: Javascript vs Typescript

TypeScript is just compiled to JavaScript. Think ...READ MORE

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

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
3,154 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
3,888 views
0 votes
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
2,632 views
0 votes
1 answer

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
2,361 views
0 votes
1 answer

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
250 views
0 votes
1 answer

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
20,808 views
0 votes
1 answer

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
318 views
0 votes
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
1,774 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
350 views
0 votes
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
3,330 views
0 votes
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
749 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
2,498 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
401 views
0 votes
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
731 views
0 votes
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
3,011 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
13,569 views
0 votes
1 answer

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
386 views
0 votes
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
2,435 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
45,117 views