In computer science, functional programming is a programming paradigm where programs are constructed by applying and composing functions. It is a declarative programming paradigm in which function definitions are trees of expressions that map values to other values, rather than a sequence of …

From online payments and cloud services to digital records and e-learning, almost every sector is heavily dependent on technology. Such digital expansion has led to some serious information threats such as hacking, ransomware attacks, data breaches, identity theft, etc. Here are a few reasons why …

In mathematical logic, the lambda calculus (also written as λ-calculus) is a formal system for expressing computation based on function abstraction and application using variable binding and substitution. Untyped lambda calculus, the topic of this article, is a universal machine, a model of …

The World Wide Web (also known as WWW, W3, or simply the Web) [1] is an information system that enables content sharing over the Internet through user-friendly interfaces designed to appeal to users beyond IT specialists and hobbyists. [2] It facilitates access to documents and other web resources …

Microsoft Edge is a proprietary cross-platform web browser created by Microsoft and based on the Chromium open-source project, superseding Edge Legacy. [8][9][10] In Windows 11, Edge is the only browser available from Microsoft. However, a bypass is available to open Internet Explorer. First made …

Hexadecimal (hex for short) is a positional numeral system for representing a numeric value as base 16. For the most common convention, a digit is represented as "0" to "9" like for decimal and as a letter of the alphabet from "A" to "F" (either upper or lower case) for the digits with decimal …