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What is a strict mode in javascript and Why do you need strict mode?
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0
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11
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March 24, 2025
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What are modules and why do you need modules?
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0
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16
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March 24, 2025
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What is the Temporal Dead Zone?
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0
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13
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March 24, 2025
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Why is the ‘!important’ used in CSS?
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0
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13
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March 24, 2025
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How nodejs handled concurrent request
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0
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12
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March 24, 2025
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How to restructure an object and assign it a new name?
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0
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9
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March 24, 2025
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How can we filter numbers from an array? Explain with the help of an example
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0
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8
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March 24, 2025
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In which lifeCycle method should you perform cleanup taks (like cancelling network requests) for class components?
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0
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12
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March 24, 2025
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Difference between map and filter
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0
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18
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March 24, 2025
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Tell me about ID and class in CSS?
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0
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13
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March 24, 2025
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What is the difference between HTML element and tags
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0
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16
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March 24, 2025
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What does the React.Fragment do?
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0
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15
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March 24, 2025
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What does the shouldCOmponenetUpdate method return to optimize the update process
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0
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8
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March 24, 2025
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How to increase performance in React?
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0
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2
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March 24, 2025
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What is the rationale behind using a try-catch block in coding?
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0
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8
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March 24, 2025
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What is lazy loading and debouncing?
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0
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50
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March 24, 2025
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Provide an overview of the latest features introduced in the most recent version of React?
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0
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6
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March 24, 2025
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Does JavaScript always pass the value or reference?
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0
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33
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March 24, 2025
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Explain the UseEffect and the UseRef react hooks
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0
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14
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March 24, 2025
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Design a polyfill for different promise functions
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0
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29
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March 24, 2025
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What is conditional rendering? how does it work? Explain with the help of an example
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0
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24
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March 24, 2025
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What is pure component?
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0
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12
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March 24, 2025
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What is the process of hoisting for normal and arrow functions, and what are the differences between them?
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0
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47
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March 24, 2025
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When does a component re-render in React? Does the entire tree re-render or when does it decide which component to re-render which not to?
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0
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20
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March 24, 2025
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What can't we mutate the states in React?
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0
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10
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March 24, 2025
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Difference between useCallback and useMemo
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0
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13
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March 24, 2025
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What is process object in node?
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0
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7
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March 24, 2025
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What is the method for applying styling to handle overflow in a sentence?
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0
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7
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March 24, 2025
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How to filter nested array object?
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0
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13
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March 24, 2025
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How can lifecycle methods be implemented in functional components
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0
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18
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March 24, 2025
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