741: TypeScript Interview Questions - STUMP’d

Wes and Scott tackle TypeScript trivia, from combining string literal types to unraveling the mystery of d.ts files. Join them as they challenge each other on conditional types, interfaces, triple-slash directives, and TypeScript records. Show Notes 00:00 Welcome to Syntax! TypeScript

01:05 Brought to you by Sentry.io. 03:20 How do you combine string literal types? Template Literal Types

06:34 What is a TypeScript Generic and why would you use one? TypeScript Generics

08:12 How do you write a conditional type? TypeScript Conditional Types

09:58 Generating TypeScript type from a function. Stricter Generators

14:09 How do d.ts files work? Module .d.ts

16:25 Name one difference between a type and an interface. Types vs Interfaces

19:15 What is a tripple-slash directive and why would you use them? Tripple-Slash Directives

20:52 What is a TypeScript record and what is it used for? Utility Types

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