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Typescript / October 21, 2022 / Leave a comment

Error: .eslintrc.json: Configuration for rule "import/no-unresolved" is invalid and should NOT have additional properties

Issue After implement eslint and prettier together without conflicts, babel is added correctly. I am trying to add absolute paths…

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Typescript / October 21, 2022 / Leave a comment

How to get query params from url in Angular 2?

Issue I use angular2.0.0-beta.7. When a component is loaded on a path like /path?query=value1 it is redirected to /path. Why…

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Typescript / October 21, 2022 / Leave a comment

TypeScript: Is it possible to derive a type that lists the attribute names and types of another object type?

Issue If I have a TypeScript type like type O = { strKey: string; numKey: number; boolKey: boolean }; is…

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Typescript / October 21, 2022 / Leave a comment

Exclude file/path with square brackets from jest coverage

Issue I want to exclude a file from test coverage by adding an entry to collectCoverageFrom for Jest which has…

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Typescript / October 21, 2022 / Leave a comment

Creating a an Object of an Object Angular 4

Issue I have defined an interface : export interface Student { name : String; section:String; phoneNumber:String; } i want to…

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Typescript / October 21, 2022 / Leave a comment

Create union of tuples with empty tuple without type never appearing in forEach

Issue I effectively would like a typed array that will have only ever have a set number of items — in…

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Typescript / October 21, 2022 / Leave a comment

Variables not resolving to members in interface method

Issue I have an array of IDoctor and I get error: error TS2304: Cannot find name ‘firstName’ …when I execute…

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Typescript / October 21, 2022 / Leave a comment

TypeScript ts(2322) error even after `instanceof` check

Issue I’m trying to write a function that returns a new instance of a type which is selected based on…

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Typescript / October 21, 2022 / Leave a comment

How to test recover from error ErrorBoundry case

Issue Pretty much what the title says. I have a a test case that looks like this: it("recovers from error…

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Typescript / October 21, 2022 / Leave a comment

How to infer index type based on user input?

Issue I’m receiving dynamic user input, in the form of user uploaded columns with user generated data. Depending on whether…

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