Pinned

1. Parallel data fetching Parallel data fetching

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   /*  Parallel fetch

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   *   Case:   When you need to fetch data from server and 

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   *           those request does not need data from previous one (they are independent).

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   *   Pros:   Significantly reduces time to get whole response.

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   */

2. Brace balancing Brace balancing

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   const OPEN_BRACES = ['[', '{', '('] as const;

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   type OpenBrace = typeof OPEN_BRACES[number]

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   const CLOSED_BRACES = [']', '}', ')'] as const;

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   type ClosedBrace = typeof CLOSED_BRACES[number];

3. If you need to specify that some typ... If you need to specify that some type is a key of some object where value is of type string you may use such construct.

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   interface Props<T extends Record<K, string>, K extends keyof T> {

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     data: T[];

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     row: ComponentType<T>;

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     primaryKey: K;

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   }

4. piotrwitek/typesafe-actions piotrwitek/typesafe-actions Public

   Typesafe utilities for "action-creators" in Redux / Flux Architecture

   TypeScript 2.4k 97