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Create a React JS App using Vite

Initialize and build a React JS project using Vite. Use Vite instead of creating react app. Vite commands...

Vite + React – Live Project on Web Browser

Try out React js project using Vite instead of the create react app. Vite is latest and advanced...

React Bootstrap – Make Navbar Sticky

How to make React bootstrap navbar sticky. Bootstrap navbar sticky code for React JS Apps. To make the...

Optional chaining (?.) in JavaScript Examples

What is the use of ?. operator in Javascript. Using ? with variables and objects in javascript codes....

Fix: Cannot read properties of null (reading ‘map’)

React JS map function throwing error cannot read properties of null solution. How to fix map function null...

Javascript: Variable undefined and no value / empty variable

Empty variable example in Javascript. Undefined variable example in Javascript. How to declare a variable with no value...

JavaScript: Check if null variable, object

How to check if a variable is null in JavaScript? How to check if an object is null...

Javascript Interview Questions, Solutions, Notes

The latest Javascript interview questions. Mostly asked interview questions in Javascript with answers and notes. Popular JS interview...

Javascript String Methods – CheatSheet

JavaScript cheatsheet containing all the string manipulation functions. Manipulate the js strings using the string functions in Javascript....

Composition in React JS – Example

Example of composition in React JS App. Adding children for a React component. Rendering component children using props.children...