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Dec 22, 2022 · 3 min read · HTTP status codes are three-digit numbers that are used to indicate the status of a request or response. They are divided into five categories: 1xx (Informational): These codes indicate that the request has been received and is being processed. 2xx...
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Dec 22, 2022 · 3 min read · Map, filter, and reduce are three higher-order functions in JavaScript that can be used to manipulate arrays. Map() the map() function is a method that is called on an array and takes a callback function as an argument. The callback function is appli...
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Dec 22, 2022 · 3 min read · In React, the virtual DOM is used to improve the performance of a web application by minimizing the number of DOM updates that are needed when the user interacts with the application. This is achieved through a process called "diffing" and "reconcili...
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