JavaScript Questions Blog

Why you can't update props in React?

October 27, 2022

1584

How to inject the dynamic script in angular?

October 26, 2022

736

How to evaluate multiple expressions in one line?

October 26, 2022

2634

How to focus an input element on page load in React?

Learn how to focus an input element on page load in React using the useRef and useEffect hooks.

October 26, 2022

8593

What is a service worker and its role in Angular?

October 25, 2022

289

What is Hoisting?

October 25, 2022

1709

What are the possible ways of updating objects in state?

October 25, 2022

2577

What are the design goals of service workers?

October 24, 2022

185

What's the difference between `undefined` and `null`?

October 24, 2022

3299

How can we find the version of React at runtime in the browser?

October 24, 2022

598

What are lifecycle hooks available?

October 23, 2022

1118

October 23, 2022

1420

Why should we not update the state directly?

October 23, 2022

3360

What are the differences between AngularJS and Angular with respect to dependency injection?

October 22, 2022

166

What are Closures?

October 22, 2022

1524

What are the approaches to include polyfills in your `create-react-app`?

October 22, 2022

1566

What is Angular Ivy?

October 21, 2022

529

What are the falsy values in JavaScript?

October 21, 2022

954

How to use https instead of http in create-react-app?

October 21, 2022

1592

What are the features included in ivy preview?

October 20, 2022

203

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