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When You Should Prefer Map Over Object In JavaScript#javascript See discussions on reddit In JavaScript, objects are handy. They allow us to easily group multiple pieces of data together. After ES6, we got a new addition to the language - Map. In a lot of aspects, it seems like a more capable Object with a somewhat clumsy interface. However, most people still reach for objects when they need a has
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Published on 04 March, 2022Last updated on 19 February, 2023 See discussions on Hacker News This post has been translated into Korean and Chinese. TypeScript's never type is very under-discussed, because it's not nearly as ubiquitous or inescapable as other types. A TypeScript beginner can probably ignore never type as it only appears when dealing with advanced types, such as conditional types, or
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