Q2201. List down some of the features of ES6
Below are the list of some new features of ES6, 1. Support for constants or immutable variables 2. Block-scope support for variables, constants and functions 3. Arrow fun...
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Q2202. How does React Fiber works? Explain in detail.
React Fiber is the **core engine** that enables advanced features like **concurrent rendering**, **prioritization**, and **interruptibility** in React. Here's how it work...
Q2203. How do you get the current working directory using Python?
Working on software with Python, you may need to read and write files from various directories. To find out which directory we're presently working under, we can borrow t...
Q2204. What is ES6?
ES6 is the sixth edition of the javascript language and it was released in June 2015. It was initially known as ECMAScript 6 (ES6) and later renamed to ECMAScript 2015. A...
Q2205. What is the useId hook and when should you use it?
The `useId` hook is a React hook introduced in React 18 that generates **unique IDs** that are stable across server and client renders. It's primarily used for **accessib...
Q2206. What are the file-related modules we have in Python?
Python provides rich standard library modules for interacting with files, paths, and storage systems: 1. **`pathlib`** (Modern Standard): Object-oriented filesystem paths...
Q2207. Can I redeclare let and const variables?
No, you cannot redeclare let and const variables. If you do, it throws below error ```bash Uncaught SyntaxError: Identifier 'someVariable' has already been declared ``` *...
Q2208. What is the useDeferredValue hook?
The `useDeferredValue` hook is used to **defer updating a part of the UI** to keep other parts responsive. It accepts a value and returns a "deferred" version of that val...
Q2209. Explain the uses of the modules sqlite3, ctypes, pickle, traceback, and itertools.
sqlite3- Helps with handling databases of type SQLite ctypes- Lets create and manipulate C data types in Python pickle- Lets put any data structure to external files trac...
Q2210. Does the const variable make the value immutable?
No, the `const` variable doesn't make the value immutable. But it disallows subsequent assignments(i.e, You can declare with assignment but can't assign another value lat...