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
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
Telegram has exploded as a hub for cybercriminals looking to buy, sell and share stolen data and hacking tools, new research shows, as the messaging app emerges as an alternative to the dark web.An investigation by cyber intelligence group Cyberint, together with the Financial Times, found a ballooning network of hackers sharing data leaks on the popular messaging platform, sometimes in channels with tens of thousands of subscribers, lured by its ease of use and light-touch moderation.
How to Invest in Bitcoin?
Like a stock, you can buy and hold Bitcoin as an investment. You can even now do so in special retirement accounts called Bitcoin IRAs. No matter where you choose to hold your Bitcoin, people’s philosophies on how to invest it vary: Some buy and hold long term, some buy and aim to sell after a price rally, and others bet on its price decreasing. Bitcoin’s price over time has experienced big price swings, going as low as $5,165 and as high as $28,990 in 2020 alone. “I think in some places, people might be using Bitcoin to pay for things, but the truth is that it’s an asset that looks like it’s going to be increasing in value relatively quickly for some time,” Marquez says. “So why would you sell something that’s going to be worth so much more next year than it is today? The majority of people that hold it are long-term investors.”
