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Демистификация React с использованием Callback Hook

В этой статье дается подробное объяснение хука useCallback в React. useCallback помогает избежать ненужных повторных рендеров за счет мемоизации функций обратного вызова, обеспечивая их воссоздание только в случае необходимости. На примерах кода в статье объясняется мемоизация - ключевая концепция useCallback, а также React.memo, компонент, используемый для мемоизации целых компонентов React. https://semaphoreci.com/blog/react-usecallback-hook



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Демистификация React с использованием Callback Hook

В этой статье дается подробное объяснение хука useCallback в React. useCallback помогает избежать ненужных повторных рендеров за счет мемоизации функций обратного вызова, обеспечивая их воссоздание только в случае необходимости. На примерах кода в статье объясняется мемоизация - ключевая концепция useCallback, а также React.memo, компонент, используемый для мемоизации целых компонентов React. https://semaphoreci.com/blog/react-usecallback-hook

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Telegram is a cloud-based instant messaging service that has been making rounds as a popular option for those who wish to keep their messages secure. Telegram boasts a collection of different features, but it’s best known for its ability to secure messages and media by encrypting them during transit; this prevents third-parties from snooping on messages easily. Let’s take a look at what Telegram can do and why you might want to use it.

The SSE was the first modern stock exchange to open in China, with trading commencing in 1990. It has now grown to become the largest stock exchange in Asia and the third-largest in the world by market capitalization, which stood at RMB 50.6 trillion (US$7.8 trillion) as of September 2021. Stocks (both A-shares and B-shares), bonds, funds, and derivatives are traded on the exchange. The SEE has two trading boards, the Main Board and the Science and Technology Innovation Board, the latter more commonly known as the STAR Market. The Main Board mainly hosts large, well-established Chinese companies and lists both A-shares and B-shares.

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