Q1171. What is the difference between Vue.js and ReactJS?
Even though VueJS and ReactJS share few common features there are many difference between them. Let's list down them in a table format. | Feature | VueJS | ReactJS | | --...
Technical Question Bank · Peer-Reviewed
Job Interview Questions and Answers Directory
Search and filter frequently asked interview questions across technical, programming, and behavioral domains. Tailor your interview preparation by difficulty for freshers or experienced developers (2,728 available).
Q1172. UNIQUE vs PRIMARY KEY?
| PRIMARY KEY | UNIQUE | |-------------|--------| | One per table | Multiple per table | | Cannot be NULL | Usually allows one NULL | | Implicitly indexed | Explicitly in...
Q1173. What is GIL? What does it do?Talk to me about the GIL. How does it impact concurrency in Python? What kinds of applications does it impact more than others?
Python's GIL is intended to serialize access to interpreter internals from different threads. On multicore systems, it means that multiple threads can't effectively make...
Q1174. How do you center an element using flexbox?
To center an element using flexbox, we need to set the parent container's display property to `flex` and use the `justify-content` & `align-items` properties with the val...
Q1175. What is the purpose of isFinite function?
The isFinite() function is used to determine whether a number is a finite, legal number. It returns false if the value is +infinity, -infinity, or NaN (Not-a-Number), oth...
Q1176. How to get history on React Router v4?
Below are the list of steps to get history object on React Router v4, 1. Create a module that exports a `history` object and import this module across the project. For ex...
Q1177. Mention some common security practices in Next.js.
- Use HTTPS for secure communication. - Implement authentication and authorization. - Sanitize user input to prevent XSS attacks. - Use environment variables for sensitiv...
Q1178. What are the advantages of Vue.js over ReactJS?
Vue has the following advantages over React 1. Vue is smaller and faster 2. The convenient templates ease the process of developing 3. It has simpler javascript syntax wi...
Q1179. What does DROP TABLE do?
Permanently removes the table definition, all data, indexes, triggers, and constraints. **Cannot be undone** (unless in a transaction that rolls back, in some DBs). ```sq...
Q1180. Print the index of a specific item in a list?
In Python, you find the index of an element in a list using the **`list.index()`** method: ```python technologies = ['React', 'Python', 'Docker', 'PostgreSQL'] # Finding ...