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Vagrant is a tool for building and managing virtual machine environments in a single workflow. It provides easy to configure,...

Validator in web development is a program that checks the validity or syntax correctness of a document, such as HTML,...

Vanilla JavaScript means using plain JavaScript without any additional libraries like jQuery or frameworks like React. It’s akin to cooking...

Variable in programming is a storage location paired with an associated symbolic name, which contains some known or unknown quantity...

Varnish is a web application accelerator also known as a caching HTTP reverse proxy. It is used to help speed...

Vector Graphics use points, lines, curves, and shapes based on mathematical equations to represent images in computer graphics. Unlike raster...

Verbose in programming refers to a mode or setting that makes the application provide more information than necessary, often used...

Version Control is a system that records changes to a file or set of files over time so that you...

Viewport refers to the user’s visible area of a web page. It varies with the device – on a desktop,...

Viewport Height (vh) is similar to vw but represents a percentage of the viewport’s height. One vh is equal to...

Viewport Width (vw) is a unit in CSS that represents a percentage of the current viewport width. One vw is...

Virtual DOM is a programming concept where an ideal, or “virtual”, representation of a UI is kept in memory and...

Virtual Hosting allows multiple domain names to share the same server resources, such as RAM and CPU. This is commonly...

Virtual Machine (VM) is a software computer that, like a physical computer, runs an operating system and applications. The VM...

Virtual Reality (VR) is a simulated experience that can be similar to or completely different from the real world. Applications...

Visitor in the context of websites, refers to a person who accesses a website. Web analytics software tracks visitors to...

Visual Editor is a type of content editing software that allows users to edit content in a form closely resembling...

Visual Regression Testing is a type of software testing that ensures visual aspects of a web page remain consistent before...

Void Element in HTML, also known as an empty element, is an element that does not require a closing tag....

Volatile in computer science refers to memory that requires power to maintain the stored information; it loses its contents when...

Vulnerability in the context of cybersecurity, refers to a weakness in a system that can be exploited by threats to...