How to Become a React Developer?
Understanding the event loop, callbacks, microtasks, and macrotasks is essential for writing non-blocking code. Promises and async/await simplify asynchronous logic, while proper error handling, resolving race conditions, and leveraging Promise.all() and Promise.race() improve efficiency. Closures and scope are fundamental to understanding JavaScript’s function execution, memory management, and encapsulation. Key concepts include lexical scope, function hoisting, …