What are the Rest and Spread operators in JavaScript?
Rest and Spread Operators in JavaScript (...) The Rest Operator and Spread Operator both use three dots (...), but they serve different purposes depending on how and where they are…
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What are the different types of HTML tags?
HTML tags are the building blocks of an HTML document. They define the structure and content of web pages. The tags can be broadly categorized based on their function and…
Difference between display none and visibility hidden in CSS?
The display: none; and visibility: hidden; properties in CSS both make elements invisible, but they behave differently in terms of layout and space allocation. Here's a breakdown of the differences:…
What is Flex Box in CSS?
Flexbox, short for Flexible Box, is a CSS layout model designed to make it easier to create flexible, responsive, and dynamic web designs. It allows you to distribute space between…
Explain Call, Apply and Bind in JavaScript.
Call, Apply, and Bind in JavaScript In JavaScript, call(), apply(), and bind() are methods that allow you to control the value of this when calling a function. They are especially…
Explain Deep Copy and Shallow Copy in JavaScript.
1. Shallow Copy A shallow copy creates a new object with copies of the values of the original object’s properties.If the properties are primitive values (like numbers, strings, booleans), they…
What is a Closure in JavaScript?
A closure in JavaScript is a function that remembers the variables from its outer lexical scope even after the outer function has finished executing. In other words: Key Characteristics of…
What is hoisting in JavaScript with an example?
Hoisting is a behavior in JavaScript where variables and function declarations are moved to the top of their containing scope during the compile phase, before the code is executed. This…
Explain var let and const in JavaScript with Example.
In JavaScript, var, let, and const are used to declare variables. They differ in scope, reassignability, and hoisting behavior. Let’s break it down: 1. var Example: javascriptCopyEditvar x = 10;…
What is Position in CSS?
In CSS, the position property is used to specify how an element is positioned in the document. It controls how an element is placed relative to its normal flow or…
What is Block level Element and Inline Level Element?
Block-level Elements Block-level elements occupy the entire width of their parent container (by default) and create a new line (or block) before and after the element. They are generally used…
Difference Between position: relative and position: absolute in CSS
Propertyposition: relativeposition: absoluteDefinitionThe element is positioned relative to its original position in the normal document flow.The element is positioned relative to its nearest positioned ancestor (or the <html> if no…
What is Symentic HTML?
Semantic HTML refers to using HTML tags that convey the meaning or purpose of the content they enclose, rather than just its appearance. It helps improve accessibility, SEO, and overall…
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