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javascript - how to handle `Type | boolean` return values in typescript and error checking / tests - Stack Overflow
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TS] Suggestions don't show up for objects with an index signature – IDEs Support (IntelliJ Platform) | JetBrains
Minko Gechev on Twitter: "✨ TypeScript protip: don't use the types String, Number, and Boolean. They refer to reference types. It's easy to shoot yourself in the foot when applying equality, although
Constructor and class properties - TypeScript: Object-Oriented Programming Video Tutorial | LinkedIn Learning, formerly Lynda.com
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typescript - Type 'string | boolean' is not assignable to type 'never'. Type 'string' is not assignable to type 'never' - Stack Overflow
![TypeScript. Data types Boolean var isDone: boolean = false; Number: var height: number = 6; String: var name: string = "bob"; - ppt download TypeScript. Data types Boolean var isDone: boolean = false; Number: var height: number = 6; String: var name: string = "bob"; - ppt download](https://images.slideplayer.com/42/11439903/slides/slide_2.jpg)