Recent questions tagged reactjs

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Can you explain memory leaks?

Mar 5, 2025 in Angular by Nidhi
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How do you deal with errors in Observables?

Mar 3, 2025 in Angular by Nidhi
 • 16,260 points • 981 views
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When to use switchMap vs concatMap?

Mar 3, 2025 in Angular by Nidhi
 • 16,260 points • 1,443 views
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What type of operation do RxJS operators allow for observables?

Mar 3, 2025 in Angular by Nidhi
 • 16,260 points • 1,114 views
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What’s the difference between Observables and Promises?

Mar 3, 2025 in Angular by Nidhi
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How do Observables improve API call handling in Angular?

Mar 3, 2025 in Angular by Nidhi
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How to convert a Fetch API response to RxJS Observable?

Feb 26, 2025 in Node-js by Nidhi
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How do I use pointer-events to react only to scroll events, or is there a better approach?

Feb 22, 2025 in Node-js by Nidhi
 • 16,260 points • 1,190 views
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What methods are available to force a component to re-render when using React hooks?

Feb 22, 2025 in Node-js by Nidhi
 • 16,260 points • 2,672 views
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What is the best way to handle e and props in React TypeScript?

Feb 22, 2025 in Node-js by Nidhi
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Can states be shared between components by using the useState() hook in React?

Feb 22, 2025 in Node-js by Nidhi
 • 16,260 points • 989 views
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What approaches can be used to test state changes in React?

Feb 22, 2025 in Node-js by Nidhi
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Does React free up memory used by states after they're no longer needed?

Feb 22, 2025 in Node-js by Nidhi
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How to traverse react tree recursively and get states of the react elements?

Feb 21, 2025 in Node-js by Nidhi
 • 16,260 points • 1,100 views
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How React Virtual DOM works when I set both the changed states and the unchanged states?

Feb 21, 2025 in Node-js by Nidhi
 • 16,260 points • 1,028 views
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How to convert component with many states to react functions?

Feb 21, 2025 in Node-js by Nidhi
 • 16,260 points • 1,035 views
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Can you force a React component to rerender without calling setState?

Feb 21, 2025 in Node-js by Nidhi
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Does React keep the order for state updates?

Feb 21, 2025 in Node-js by Nidhi
 • 16,260 points • 1,297 views
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How to access custom attributes from event object in React?

Feb 21, 2025 in Node-js by Nidhi
 • 16,260 points • 1,145 views
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How can I perform a debounce?

Feb 21, 2025 in Node-js by Nidhi
 • 16,260 points • 803 views
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How do I bind react events from a mixin?

Feb 21, 2025 in Angular by Nidhi
 • 16,260 points • 943 views
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How can I ensure only one component remains highlighted at a time in Elm 0.17?

Feb 21, 2025 in Web Development by Nidhi
 • 16,260 points • 841 views
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What is the Babel plugin for transforming React JSX?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,615 views
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How do I apply HTML5 Validation with React?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,018 views
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How can I use JSX as the content for an InfoWindow in the Google Maps API?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,453 views
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What is TypeScript, and why is it preferred over JavaScript?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,454 views
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How can objects in an MVC Web API service and its apps be decoupled?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,564 views
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Who's responsible for the next View?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,127 views
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Should you use MVC 2 or stick with MVC 1 for your project?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,403 views
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Why does React's useState hook use const instead of let?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 2,768 views
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How can I use a callback function with the useState hook in React?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,867 views
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Why does the useEffect hook trigger twice in React?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,887 views
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How can a:hover be implemented using inline CSS styles in React?

Feb 12, 2025 in CSS by Nidhi
 • 16,260 points • 3,845 views
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How is a single TypeScript Interface object passed as a prop to a React child component?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,155 views
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How can props be destructured in Vue similarly to {...props} in React?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,461 views
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How are default props declared in a React functional component?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 2,236 views
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What are the ways to update the state of a parent component in React?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,594 views
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What distinguishes the loadingIndicatorSource prop from the defaultSource prop in React Native?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,215 views
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How can updated props be received in React JS?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,078 views
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How can props be passed using Link in React Router?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 2,346 views
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What is the method to override props in a React Native library?

Feb 12, 2025 in Node-js by Nidhi
 • 16,260 points • 1,587 views
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Does ListView inherently support lazy loading?

Feb 10, 2025 in JQuery by Ashutosh
• 33,370 points • 1,485 views
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What is Jest and react testing library?

Dec 30, 2024 in Node-js by Ashutosh
• 33,370 points • 1,097 views
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How to Redirect to the Main Page in React JS When Refreshing Other Pages?

Dec 30, 2024 in Node-js by Ashutosh
• 33,370 points • 1,064 views
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How to import popper.js in React?

Dec 19, 2024 in Node-js by Ashutosh
• 33,370 points • 1,292 views
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How to add popper.js in React?

Dec 19, 2024 in Node-js by Ashutosh
• 33,370 points • 1,775 views
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How to do custom pagination on react ?

Dec 19, 2024 in Node-js by Ashutosh
• 33,370 points • 1,062 views
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What is the "RESTful" way of adding non-CRUD operations to a RESTful service?

Dec 19, 2024 in PHP by Ashutosh
• 33,370 points • 1,593 views
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Why is Keycloak-Angular 26 Unable to Find Keycloak-JS

Dec 19, 2024 in Web Development by Ashutosh
• 33,370 points • 3,096 views
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How to Handle Jest Unit Testing for 'ɵcmp' in a React-in-Angular Hybrid App?

Dec 19, 2024 in Node-js by Ashutosh
• 33,370 points • 1,625 views
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