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Articles tagged with #reactjs
How does React remember information between renders? Consider a simple counter: function Counter() { const [count, setCount] = useState(0); return ( <button onClick={() => setCount(count + 1)
What actually happens when we call setState in React? We write something as simple as: setCount(count + 1); And somehow, React figures out what changed, updates the right part of the page, and the br
Can a React application have both a frontend and backend inside the same project? For a long time, the typical answer was to keep them separate: Frontend ↓ React ↓ REST API ↓ Backend ↓ Dat
If React can already build modern web applications, why do we need Next.js? This is one of the first questions developers encounter when moving beyond basic React applications. React is powerful. It g
Why did developers create React when JavaScript already existed? JavaScript was already capable of manipulating the DOM, handling events, updating content, and creating interactive web pages. So why d
Why does managing state become difficult as applications grow? A small React application can be surprisingly simple. You might have a component that owns some state, renders a few child components, an
