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1. useLocalStorage Hook useLocalStorage Hook

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   "use client"

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   import type { Dispatch, SetStateAction } from "react"

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   import { useCallback, useEffect, useState, useSyncExternalStore } from "react"

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2. ThemeProvider ThemeProvider

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   "use client"

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   import {

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     ReactNode,

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     createContext,

3. leetcode leetcode Public

   My solutions to LeetCode problems

   TypeScript 1

4. VercelKVDataSource VercelKVDataSource

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   import { kv } from "@vercel/kv"

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   import DataLoader from "dataloader"

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   export default class VercelKVDataSource<TData> {

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     private dataLoader: DataLoader<string, TData>

5. TypeScript Cheat Sheet TypeScript Cheat Sheet

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   // Empty array

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   Array(n).fill(0)

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   // Empty array if values are arrays or objects

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   Array.from({ length: n }, () => [true])

6. useSystemDarkMode hook useSystemDarkMode hook

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   "use client"

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   import { useCallback, useSyncExternalStore } from "react"

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   export type SystemDarkModeHookResponse = {