Sergey Leschev

+6
с 2020

System Architect | Team Lead | CTO 🏆 LeetCode #Dev: Global TOP 200. 🏆 Google Engineering Level: L7+

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LeetCode, Hard++ (Acceptance 24%, Latest): 2867. Count Valid Paths in a Tree. DFS. O(n). Swift
Sergey Leschev. LeetCode Global TOP 200.
React Custom Hook: useTimeout
React Custom Hook: useTimeout
React Custom Hook: useStorage
React Custom Hook: useStorage

One of the key advantages of this custom hook is its simplicity. You can use it to store any type of data, such as strings, numbers, or even complex objects, with just a few lines of code. Additionally, useStorage handles the serialization and deserialization of data for you, so you don't have to worry about converting values to and from JSON.

React Custom Hook: useStateWithValidation
React Custom Hook: useStateWithValidation

One of the key advantages of this custom hook is its flexibility. You can pass any validation function that suits your specific requirements. Whether it's checking the length of a string, ensuring a numeric value falls within a certain range, or performing more complex validations, useStateWithValidation has got you covered.

React Custom Hook: useStateWithHistory
React Custom Hook: useStateWithHistory
  • Automatic history tracking: useStateWithHistory automatically keeps track of the values you set, allowing you to access the complete history whenever you need it.
  • Efficient memory usage: The hook utilizes a capacity parameter, ensuring that the history doesn't grow indefinitely. You can define the maximum number of historical values to keep, prevent…
React Custom Hook: useScript
React Custom Hook: useScript

One of the significant advantages of useScript is its ability to handle script loading asynchronously. By setting the script's async attribute to true, you ensure that it won't block the rendering of your application. This improves the performance and overall user experience, especially when dealing with larger scripts or slow network connections.

React Custom Hook: useRenderCount
React Custom Hook: useRenderCount

One of the major advantages of using useRenderCount is its simplicity. By abstracting the logic into a reusable hook, you can easily integrate it into any component without cluttering your codebase. Additionally, it provides a clear and concise way to monitor render behavior, which can be crucial for performance optimization and debugging.

React Custom Hook: usePrevious
React Custom Hook: usePrevious

This custom hook can be a game-changer in various scenarios. For instance, you can utilize usePrevious to compare and visualize changes in data, track state transitions, or implement undo/redo functionality. Additionally, it can be valuable in form handling, animations, and any situation where having access to the previous value is crucial for your…

React Custom Hook: useOnScreen
React Custom Hook: useOnScreen
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React Custom Hook: useOnlineStatus
React Custom Hook: useOnlineStatus

One of the main advantages of "useOnlineStatus" is its simplicity. By importing and using this hook in your component, you can effortlessly access the online status of the user. The hook internally uses the "navigator.onLine" property to determine the initial online status and dynamically updates it whenever the user's connectivity changes.

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React Custom Hook: useMediaQuery
React Custom Hook: useMediaQuery

One of the key advantages of this custom hook is its simplicity and reusability. With just a few lines of code, you can effortlessly implement responsive behavior throughout your application. Whether you need to conditionally render components, apply specific styles, or trigger different functionality based on screen size, useMediaQuery has got you…

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React Custom Hook: useLongPress
React Custom Hook: useLongPress

One of the key advantages of useLongPress is its simplicity. By utilizing this hook, developers can easily define a long-press action on any element in their React application. With just a few lines of code, the hook takes care of handling the intricacies of tracking the long-press duration and triggering the associated callback function.

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