JavaScript Questions Blog

Why you can't update props in React?

October 27, 2022

1608

How to inject the dynamic script in angular?

October 26, 2022

745

How to evaluate multiple expressions in one line?

October 26, 2022

2661

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

8809

What is a service worker and its role in Angular?

October 25, 2022

296

What is Hoisting?

October 25, 2022

1722

What are the possible ways of updating objects in state?

October 25, 2022

2606

What are the design goals of service workers?

October 24, 2022

186

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

October 24, 2022

3305

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

October 24, 2022

620

What are lifecycle hooks available?

October 23, 2022

1126

October 23, 2022

1441

Why should we not update the state directly?

October 23, 2022

3370

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

October 22, 2022

170

What are Closures?

October 22, 2022

1540

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

October 22, 2022

1585

What is Angular Ivy?

October 21, 2022

534

What are the falsy values in JavaScript?

October 21, 2022

960

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

October 21, 2022

1631

What are the features included in ivy preview?

October 20, 2022

204

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