Technical Question Bank · Peer-Reviewed
Search and filter frequently asked interview questions across technical, programming, and behavioral domains. Tailor your interview preparation by difficulty for freshers or experienced developers (1,236 available).
Yes, you can create a proper random function to return a random number between min and max (both included) ```javascript function randomInteger(min, max) { return Math.fl...
Let's take calculations and different amounts of a shipment order with the simplified usage of Reselect: ```javascript import { createSelector } from "reselect"; const sh...
Tree shaking is a form of dead code elimination. It means that unused modules will not be included in the bundle during the build process and for that it relies on the st...
Redux can be used as a data store for any UI layer. The most common usage is with React and React Native, but there are bindings available for Angular, Angular 2, Vue, Mi...
Tree Shaking can significantly reduce the code size in any application. i.e, The less code we send over the wire the more performant the application will be. For example,...
Redux is originally written in ES6 and transpiled for production into ES5 with Webpack and Babel. You should be able to use it regardless of your JavaScript build process...
No, it allows arbitrary code to be run which causes a security problem. As we know that the eval() function is used to run text as code. In most of the cases, it should n...
You need to add `enableReinitialize : true` setting. ```javascript const InitializeFromStateForm = reduxForm({ form: "initializeFromState", enableReinitialize: true, })(U...
A regular expression is a sequence of characters that forms a search pattern. You can use this search pattern for searching data in a text. These can be used to perform a...
You can use `oneOfType()` method of `PropTypes`. For example, the height property can be defined with either `string` or `number` type as below: ```javascript Component.p...
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