What is the difference between element and component?

522

What is the second argument that can optionally be passed to setState and what is its purpose?

477

What is the difference between a function in setState or passing an object?

341

What are the key benefits of reactjs development?

372

What is meant by callback function? What is its purpose?

355

Why vue js is better than react?

321

In which lifecycle event do you make ajax requests and why?

359

What are the components of redux.

336

Can you force a React component to rerender without calling setState?

349

Is reactjs a framework?

353

What is the difference between react components extend, createclass and mixins, hocs?

321

List some features of reactjs?

310

What is reactjs-jsx? What are the advantages of using jsx? Explain basic code snippet of jsx with the help of a practical example?

327

Explain the purpose of render() in react.

351

What is the significance of refs in react?

339