Q2001. What is strict mode in React?
`React.StrictMode` is a useful component for highlighting potential problems in an application. Just like ``, `` does not render any extra DOM elements. It activates addi...
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Q2002. What is composition API?
The **Composition API** in Vue 3 is a new way to organize and reuse logic in Vue components. It was introduced to address some limitations of the **Options API** (used in...
Q2003. What Is The Syntax For List Comprehension In Python?
The signature for the list comprehension is as follows: [ expression(var) for var in iterable ] For example, the below code will return all the numbers from 10 to 20 and ...
Q2004. What is an Unary operator?
The unary(+) operator is used to convert a variable to a number.If the variable cannot be converted, it will still become a number but with the value NaN. Let's see this ...
Q2005. What is the benefit of strict mode?
The will be helpful in the below cases, 1. To find the bugs caused by impure rendering where the components will re-render twice. 2. To find the bugs caused by missing cl...
Q2006. What are the benefits of composition API?
The composition API provides several benefits over the traditional Options API as listed below. 1. Better logic reuse and code organization: 2. Better typescript support:...
Q2007. What Is The Syntax For Dictionary Comprehension In Python?
A dictionary has the same syntax as was for the list comprehension but the difference is that it uses curly braces: { aKey, itsValue for aKey in iterable } For example, t...
Q2008. How do you sort elements in an array?
The `sort()` method is used to sort the elements of an array in place and returns the sorted array. The default sort order is ascending, based on the string Unicode order...
Q2009. Why does strict mode render twice in React?
StrictMode renders components twice in development mode(not production) in order to detect any problems with your code and warn you about those problems. This is used to ...
Q2010. What are composition functions?
**Composition functions** (commonly called **Vue Composables**) are functions that leverage Vue's Composition API to encapsulate, manage, and reuse **stateful logic** acr...