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Return on Investment (ROI) is a performance measure used to evaluate the efficiency or profitability of an investment. In web development, it could relate to the gains derived from the…

Regular Expression is a sequence of characters that define a search pattern, usually for use in pattern matching with strings, or string matching. It’s like using a sophisticated filter for…

Refactoring is the process of restructuring existing computer code—changing the factoring—without changing its external behavior. It’s aimed at improving the code’s structure, readability, and maintainability. Think of refactoring as renovating…

Runtime refers to the period when a program is running, beginning when the program is executed and ending when the program is closed. This encompasses all the activities from the…

Raster Graphics are images that are defined as a grid of pixels or individual blocks of color, commonly used in digital photography and on the web. They are like a…

Ruby on Rails, often just called Rails, is a web application framework written in Ruby. It emphasizes convention over configuration (CoC) and the rapid development principle of don’t repeat yourself…

RSS (Really Simple Syndication) is a type of web feed that allows users and applications to receive regular updates from a website or blog of their choice. It’s like subscribing…

Redux is a predictable state container for JavaScript apps, commonly used with libraries such as React or Angular for building user interfaces. It helps manage the state of the application…

React is a declarative, efficient, and flexible JavaScript library for building user interfaces. It lets you compose complex UIs from small and isolated pieces of code called “components.” Think of…

Responsive Design refers to a web design approach aimed at crafting sites to provide an optimal viewing experience across a wide range of devices, from desktop monitors to mobile phones….