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A complete guide to understanding Flutter — how it works, why it is popular, and how to use it in real-world app development with practical examples. Introduction Flutter has become one of the most popular frameworks for building modern mobile, web, and desktop applications. Created by Google, Flutter focuses on delivering a single codebase that […]
A complete guide to understanding operating systems — their core concepts, how they work behind the scenes, and how they are used in real-world computing environments, explained with practical examples. Introduction Operating systems (OS) are the foundation of modern computing. Whether you are using a smartphone, laptop, smart TV, or even a smartwatch, an operating […]
Here’s another example using a dummy object, this time in the context of an online shopping cart system. Context: Shopping Cart System In an online shopping cart system, a CartService class manages the cart. It depends on a DiscountService to calculate discounts on items. However, some methods in CartService, like calculating the total cost without […]
A curated collection of YouTube playlists designed to help you learn WordPress from beginner to advanced levels. Whether you’re starting with basic setup, exploring theme and plugin development, or mastering advanced customization, these playlists provide structured, easy-to-follow lessons. Each playlist is handpicked to offer high-quality tutorials, practical examples, and real-world workflows to help you build […]
Programming languages are the foundation of software development. They allow humans to communicate with computers, giving instructions to perform specific tasks. Programming languages come in various types, each designed for different purposes, ranging from system development to web applications and artificial intelligence. What is a Programming Language? A programming language is a formal system used […]
Data Structures and Algorithms (DSA) are fundamental concepts in computer science that are essential for efficient problem-solving and software development. They are often studied together because the choice of a data structure directly impacts the efficiency of the algorithms that operate on it. Here’s a breakdown of what each entails: Data Structures Data structures are […]
“Programming Language: The Big Picture” is a conceptual overview of what programming languages are, why they matter, and how they fit into the broader field of software development. Here’s a structured breakdown of the big picture: 1. What is a Programming Language? A programming language is a set of rules and syntax used to write […]
