Q841. What are the attributes provided by a property descriptor?
A property descriptor is a record which has the following attributes 1. `value`: The value associated with the property 2. `writable`: Determines whether the value associ...
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Q842. How do you extend classes?
The `extends` keyword is used in class declarations/expressions to create a class which is a child of another class. It can be used to subclass custom classes as well as ...
Q843. How do I modify the url without reloading the page?
The `window.location.href` property will be helpful to modify the url but it reloads the page. HTML5 introduced the `history.pushState()` and `history.replaceState()` met...
Q844. What are assignment operators in Python?
python coding interview questions We can combine all arithmetic operators with the assignment symbol. ```python >>> a=7 ``` >>> a+=1 ```python >>> a ``` 8 ```python >>> a...
Q845. How do you check whether or not an array includes a particular value?
The `Array#includes()` method is used to determine whether an array includes a particular value among its entries by returning either true or false. Let's see an example ...
Q846. Explain logical operators in Python.?
We have three logical operators- and, or, not. ```python >>> False and True ``` False ```python >>> 7>> not 2==2 ``` False
Q847. How do you compare scalar arrays?
You can use length and every method of arrays to compare two scalars (compared directly using `===`) arrays. The combination of these expressions can give the expected re...
Q848. How to get the value from get parameters?
The `new URL()` object accepts the url string and `searchParams` property of this object can be used to access the get parameters. ```javascript let urlString = "http://w...
Q849. How do you print numbers with commas as thousand separators?
You can use the `Number.prototype.toLocaleString()` method which returns a string with a language-sensitive representation such as thousand separator, currency etc. of th...
Q850. What are the usecases of useLayoutEffect?
You need to use `useLayoutEffect` when your effect **must run before the browser paints**, such as: * **Reading layout measurements** (e.g., element size, scroll position...