JavaScript Arrays: From Basics to Map, Filter & Reduce
Arrays are the workhorse of JavaScript — you'll use them in nearly every program. From storing lists of data to transforming collections with map, filter, and reduce, mastering arrays is essential for any JavaScript developer. This guide takes you from the basics all the way through advanced techniques like destructuring and spread operators. What you'll learn * What arrays are and why they're better than individual variables * Core array methods: push, pop, shift, unshift, splice *
Functional Inheritance and Static Methods in JavaScript
JavaScript is unique: it supports both object-oriented and functional programming, often simultaneously. Two concepts that confuse many developers are functional inheritance (borrowing properties between functions) and static methods (methods bound to a class, not an instance). This guide demystifies both with practical, annotated code examples. What you'll learn * What inheritance is and why it matters * Implementing functional inheritance with parent/child functions * Creating and
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