Q1071. What are the exceptions on React component naming?
The component names should start with an uppercase letter but there are few exceptions to this convention. The lowercase tag names with a dot (property accessors) are sti...
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Q1072. How do you add Google Analytics to a Next.js project?
By using the next/script component to load the Google Analytics script. ```jsx import Script from "next/script"; export default function MyApp() { return ( {` window.data...
Q1073. What are custom options merging strategies?
Vue uses the default strategy which overwrites the existing value while custom options are merged. But if you want a custom option merged using custom login then you need...
Q1074. Keyword in UPDATE to change values?
The keyword used in an `UPDATE` statement to specify new values for columns is **`SET`**: ```sql UPDATE employees SET salary = salary * 1.10, title = 'Senior Software Eng...
Q1075. What is the difference between range and xrange functions?
Range return s a list while xrange return s an xrange object which take the same memory no matter of the range size. In the first case you have all items already generate...
Q1076. What is CSS animation?
A **CSS animation** allows elements to transition smoothly between different style configurations over time using keyframes, without writing custom JavaScript animation l...
Q1077. What is the purpose of the delete operator?
The delete operator is used to delete the property as well as its value. ```javascript var user = { firstName: "John", lastName: "Doe", age: 20 }; delete user.age; consol...
Q1078. Is it possible to use async/await in plain React?
Yes, you can use `async/await` in plain React, as long as your JavaScript environment supports ES2017+. Nowadays most modern browsers and build tools support ES2017+ vers...
Q1079. How do you add meta tags in Next.js?
Using the Head component from next/head. ```jsx import Head from "next/head"; function IndexPage() { return ( My page title Hello world! ); } export default IndexPage; ``...
Q1080. What are custom directives?
Custom Directives are tiny commands that you can attach to DOM elements. They are prefixed with v- to let the library know you're using a special bit of markup and to kee...